The bat is 84 cm long, and has a mass of 849 gram. In recent years, an acoustics professor and engineer, Daniel Russell, from Pennsylvania State University helped, Bat-Ball Science Mass Moment of Inertia article, The Science Behind Breaking Baseball Bats, Characterizing the performance of baseball bats, Performance versus moment of inertia of sporting implements. The lines behind the bat, passing through the axis, mark out angles of 5, 10, 15, 20, 25 and 30 degrees. So, well hit balls are struck at the sweet spot. Near the end of the swing, the force is roughly at right angles to motion of the handle since the centripetal force is very large. >> The ball bounces backward spinning counter-clockwise. When a very light bat is swing velocity at maximum, it has little power to transfer to the ball. It has been found that the swing speed for any given batter is proportional to 1/(Swing weight)^n where n is typically about 0.27 for most batters. We can then ask a similar question. Its just $1 per month , By The sweet spot (where you want to hit the ball consistently) is located about 2 in from the end of the barrel to about 6-7 in on an adult bat. What are the physics of hitting a baseball? Subscribe to get special offers, free giveaways, and once-in-a-lifetime deals. The vibration modes of a baseball bat are easily determined,3-5at least for a freely suspended bat ~e.g., one that is suspended by a light string!. 22 0 obj If the vibration frequency is less than about 1000 Hz, the end result is that ball comes off the bat at a lower speed than off a wood bat of the same weight and swing weight. Concentration. These modes are shown in the diagram above. This includes both the length of the barreltop part of the batand its diameter The longer the barrel, generally, the larger the sweet spot for hitting the ball The standard diameter is 2 , and big barrel bats, allowed in some leagues, are 2 5/8. throughout the paper. This force is required to change a 5 1/8th-ounce ball from a speed of 90 mph to a speed of 110 mph, this distorts the baseball to half its original diameter and the bat is compressed one fiftieth of its size.. According to one study, Brazils free-tailed bats have the fastest flight speeds ever documented by flying at 160 kilometers per hour in flight. Cylinder 2 (500 Hz) Cylinder 3 (200 Hz), Compare sounds here (recorded with a signal generator connected to a speaker). The physics behind this phenomenon involves the transfer of energy from the bat to the ball. As the ball leaves the bat, the potential energy is converted into kinetic energy. endobj Then can't we add to the list of deeper queries some of . The reversal of the spin in each bounce implies that there is some tangential elastic behaviour of the ball in a direction parallel to the block. In this article, well explore the various components that go into making a baseball bat, as well as how they work together to help a hitter put their best foot forward. q varies from about zero near the tip of the bat to about 0.2 or 0.3 further along the barrel, and needs to be measured for any given bat since it is usually too hard to calculate. | The average hitter needs about 50 milliseconds to instinctively assess the speed and location of an incoming pitch. Hitting on the sweet spot ensures you dont lose any more energy to making vibrations inside the bat. A high-end bat is designed for major league hitters in the 31-to-32-ounce (878 to 907 grams) range. << The ball will rotate about 1/2 a revolution from the initial grip to the release point, in about 0.1 sec or less. The bat barrel initially bends backwards away from the ball while the handle bends outward and the vibration in the handle causes the players top hand to lose contact with the handle. Uncovering The Mystery Behind The Golden Glove Award What It Takes To Receive This Prestigious Honor, How To Restring A Rawlings Baseball Glove Web: A Step-by-Step Guide, Exploring The Meaning Behind The Phrase Peanut Butter Jelly With A Baseball Bat. But I would expect there to be a difference.. The bat is 84 cm long, and has a mass of 849 gram. Where is the Sweet Spot on a Baseball Bat? These spots are also described in the physics of tennis page. The ball bounces while it is still compressed, and recovers to its original sherical shape after it bounces. The sweet spot of a bat exists because bat vibrations are not excited significantly at that spot. You can find the sweet spot by gripping the bat handle with one hand in the same place as when youre swinging. } Baseball bats are an integral part of the game of baseball, and their physics is an important aspect of the sport. An aluminum bat is much lighter than a wooden bat, increasing its range and allowing it to hit the ball farther. The answer depends on how fast each bat can be swung. Magnetism is also an important aspect of baseball because bats use magnetite, a magnetic substance found in the body, as a means of internal navigation. If you hit the ball on the "sweet spot" of the bat, you get the feeling of a solid connection with the ball. When a ball is hit in the sweet spot, the collision of the bat and ball creates a compression wave which travels through the bat and is then transferred to the ball, causing it to travel further. << Physics of Baseball & Softball R. Cross Published 22 February 2011 Physics, Education Preface.- 1. /Gamma [1.8 1.8 1.8] The cookie is set by the GDPR Cookie Consent plugin and is used to store whether or not user has consented to the use of cookies. keywords: COR(Center of percussion), sweet spot, oscillation Edited : 2020/10/11. callback: cb If this is the case, the bats likely too heavy if it cant keep its grip in place for at least 20 seconds. gF/(+GaKo$qneLWDrQ#;5\S(\$q'LM9bYJX9N;hHO_e;>`Y"/'J:I~> If the bat approaches a ball incident at speed v. Are heavy bats are more powerful than light bats? When you hit a stick off center, two things happen: The entire stick wants to move straight backward, and it also wants to rotate around its center. listeners: [], /R [52 611 308 791 ] >> Good eyesight. There is no set formula. >> << endobj The results are very surprising. 24 0 obj The pain of hitting away from the sweet spot motivates you to learn how to find itthat, or buy a composite bat with a vibration damper in the handle. The tube wall is thinnest, stretchiest, and tapered before being rolled, and then the handle is formed. While the center of mass moves one way (nearly upward here), the handle moves the opposite way (nearly downward). where V = bat speed at impact point just before the impact. Advertisement cookies are used to provide visitors with relevant ads and marketing campaigns. The relevant collision equations are derived in the Physics of Baseball and Softball book (and elsewhere) and are: 1. >> The wall of a bat is relatively heavy and returns only some of its stored elastic energy to the ball, keeping the rest to itself so it can ping as loudly as it wants to. Bats and Balls.- 3. << Wind farms have different impacts on the environment compared to conventional power plants, but similar concerns exist over both the noise produced by the turbine blades and the . The horizontal speed at the contact point depends on the rate at which the ball spins, as well as on the horizontal speed of the centre of mass of the ball. The batter might find that he needs to change the way he swings the bat if the swing weight is altered, or he might have a grooved swing technique and swing every bat the same way. The third law explains what happens to a bat when it strikes a ball. When a batter hits a ball, the bat will rebound from the force of the collision. One of the definitions of the "sweet spot" is the location of the node at the barrel end of the bat. So, using a heavier bat should result in faster hit balls, which means the hit ball will travel farther. Curve Balls Sweet Spot / Corked Bats / Questec-MLB Zone Evaluation. Despite the likelihood of your bat breaking, there are things you can do to prevent it. /P 17 0 R An impact at the fundamental node will not excite that mode, but it will excite the second mode. A superball has a COR of about 0.9, a baseball has a COR of about 0.5 and a sorbothane ball has a COR of about 0.1 (ie it hardly bounces at all). A 28-inch bat should be ideal for anyone weighing 61 pounds or more who has a height of between 61 and 80 pounds. How do you find the acceleration of a system? This is the location of the bat that is generally regarded as the best spot for hitting the ball. This is why it is important that baseball bats are made out of a hard material that can maximize the energy transfer while also reducing the risk of injury to the player. The sweet spot classification quantifies that as a batted-ball event with a launch angle ranging from 8 to 32 degrees. 2. At the major league level, maple bats now account for 75% to 80% of all bats. Other uncategorized cookies are those that are being analyzed and have not been classified into a category as yet. Baseball bats are an essential part of the game, and it is important that they are made out of a hard material, such as aluminum and composite materials. Sniper Skin carries a line of great bat grips which are easy to install and remove while virtually eliminating the sticky gunk left on your bat. The bat breaks when large amplitude vibrations reach the thin part of the handle. The size and weight of the bat is a matter of personal preference, but it is important to remember that a bat must be approved by the league in order to be used in official games. All this means that if goal of the bats design is to provide more power and speed, it makes it more likely to to crack and shatter. The node sweet spot differs from the center of percussion sweet spot. Preliminary In order to indicate the origin of the baseball bats problem, the following preliminary are worth mentioning. /R [316 74 572 585 ] The hitch is, no one knows for sure how close the optimal spot for hitting is to the sweet spot that players know and love. << Materials 2' long wooden plank (a 2"x4" plank works well) U bolt Drill Smooth rod along which the U bolt can slide (e.g., shower curtain rod) Rubber mallet Tape measure Baseball bat Procedure Drill a hole through one end of the 2"x4" plank large enough to insert the U bolt. A bat that is too light also hampers the development of a solid, level swing. More comparisons can be made by adding more information. Aluminum bats are hollow so the distribution of mass is very different than a wooden bat, which makes it much easier to swing the bat and therefore produces higher speeds and more powerful hits. /N 25 0 R With each hit, you should hear and feel the vibrations (make it easier by taping a paper cone around the knob, loosely enough that it will vibrate when the bat does). If the ball didn't bounce at all then COR would be zero. Aluminum bats are believed to have longer sweet spots than wooden bats. % It is critical for any baseball player to know his or her bat weight before purchasing one; you must consider the weight of the bat in order to purchase it. Continue with Recommended Cookies, Copyright 2009-2023 real-world-physics-problems.com. /P 23 0 R Ball exit speed = q*vin where vin = incident ball speed. Share your thoughts with us below! 2 5 8 on a bat simply refers to the weight of the bat in ounces. Where is the center of mass in a baseball bat? /Filter /LZWDecode Each baseball bat has a sweet spot due to vibrational physics. Since its vibrations that hurt your grip, the sweet spot is clearly the point where an impacting ball doesnt cause the bat to vibrate. You can actually hear where the sweet spot is just by tapping a bat yourself. The cookie is used to store the user consent for the cookies in the category "Other. PbLSZTLEE(8E@'*1mg_*eTnN*;*'V3+gm-EEetX%;Bo$ur2ss*N`.-!.kG_q6GDD' stream >> q is also called the apparent coefficient of restitution or ACOR. /Matrix [0.4497 0.2446 0.02518 0.3163 0.672 0.1412 0.1845 0.08334 0.9227] /R [52 73 308 791 ] endobj He has been writing about the sport for over five years and is passionate about sharing his knowledge and enthusiasm for the game. endobj These cookies will be stored in your browser only with your consent. >> However, it will also feel heavier when swung. These cookies ensure basic functionalities and security features of the website, anonymously. << /P 26 0 R Although playing a game of cricket requires a significant amount of time, it is filled with powerful and fast forces. Thats the sweet spot. For that reason, the walls of a hollow bat need to be relatively stiff so they can vibrate at a frequency larger than 1000 Hz. Explains that a baseball bat's "sweet spot" is approximately 17 cm from the end of the . When Your Dream (Team/School/Job) Says "No". It was found, by measuring the frequencies of lots of aluminum tubes (see photo). So, why does the MLB still use wooden bats? The sweet spot of a bat exists because bat vibrations are not excited significantly at that spot. As a result, the fundamental and second vibration modes are both excited with about the same amplitude. You can test your childs grip by having him or her hold the bat straight out in front of them, parallel to the ground, with their dominant hand. Impact towards the taper region of the bat causes to bat to bend backward in the middle, and sends a vibration pulse down the handle. The above results are more or less as expected, in that light bats can be swung faster than heavy bats. In recent years, an acoustics professor and engineer, Daniel Russell, from Pennsylvania State University helped develop a Kevlar-based vibration damper to help combat the painful sting of missing the sweet spot (only the physical sting, though). For further details, see American Journal of Physics, September 1998 and also American Journal of Physics, 69, 231-232 (2001). endobj If you hit a baseball somewhere other than the sweet spot, your hands will feel the vibrations. The result was not a super slow softball spin, neither was it particularly fast. endobj If you hit the ball on the bats node, the vibrations from the impact will cancel out, and you wont feel any stinging or shaking in your hand. There's no stinging, no vibration and no broken bat. From that you can work out the speed and spin of the ball before and after it bounces. 3. Otherwise, the effective mass of the bat is less than its whole mass. The second definition is where the ball comes off the bat fastest. The bat and the forearms are locked at right angles at the beginning of the swing, by locking the wrists, otherwise the bat would start to rotate in the wrong direction at the beginning of the swing. Both papers can be downloaded here and here. As a result of the transfer of kinetic energy from the bat to the ball, it has increased mass and kinetic energy. Why? /N 7 0 R The above results are more or less as expected, in that light bats can be swung faster than heavy bats. /V 10 0 R When it comes to the distance traveled by a ball, speed and speed at which it sails off the bat are all important factors. Where on the bat is the ball struck with the greatest speed? The ball rotated more than 1/4 but less than 1/2 of one revolution from one frame to the next, each frame being 0.04 sec apart. Wood bats and aluminum bats have their own set of advantages and disadvantages, and the choice for the player is based on preference. /Length 459 The impact of a bat and a ball is still not properly understood. The best wood for the Louisville Slugger bats to eat is northern white ash or maple, but wood from New York and parts of Pennsylvania can also be found. Theres one where it feels good in your hands, one where the ball comes off the fastest. This point, usually 5-7 inches from the barrel end, does not move when the bat is vibrating in its first (or fundamental) bending mode. That is, a large fraction of the stored elastic energy in the wall is retained as vibrational energy in the bat. The effect of the hands on the centre of percussion is described in American Journal of Physics, , 622-630 (2004). /V 22 0 R When a ball player hits the ball with the bat, it produces an enormous amount of force on the bat in a split second the impact could mean up to 5,000 lbs of force. Some hoop mode sounds are recorded in the following QuickTime Movies, using an aluminum bat and several aluminum tubes of various diameters and wall thickness. The sound made by a bat can be described as a "ping". A recoil of the bat occurs when a ball collides with the bat, causing it to push back against it with equal force. When a bat is made out of a hard material, it allows the bat to transfer more energy to the ball when it is hit, enabling the ball to move faster and farther. Hence, there are two vibration nodes in the barrel. Similarly, an impact at the node of the second mode will not excite the second mode but it will excite the fundamental mode. The COR for the impact on the granite block is about 0.59 in the low speed collision here, but can be as low as 0.45 in a 100 mph collision. The Sweet Science. MLB . External forces are the only way to redirect the ball according to the first law of motion. . It's this tendency to rotate that makes the bat's handle push back on or pull out of your hands. James Sherwood has a similar site http://m-5.eng.uml.edu/umlbrc describing test procedures used to certify baseball bats and balls at the University of Massachusetts Lowell. To increase the acceleration of the ball while it is still moving, a bat that strikes it harder will most likely accelerate faster. Just look for ovals going around each other. This cookie is set by GDPR Cookie Consent plugin. Rather, the physics depends more on the ratio of the bat and ball speeds, regardless of whether the actual speeds are around 1 mph or 100 mph. /V 13 0 R Necessary cookies are absolutely essential for the website to function properly. That should sound like more of a thud, because youre not hearing the vibrations inside the wood. When a baseball player hits a ball, it generates enormous amounts of energy. /Height 99 Pitching Trajectories.- 5. How Many Square Inches Of Orange Does It Take To Cover A Baseball Cap? We use the idea that if a body collides with something, then its angular momentum is conserved with respect to the point of impact. How is this described in Mechanics? , 231-232 (2001). /P 14 0 R By combining the results of these two separate experiments, we can then work out what happens when a bat is swung at an incoming ball. How do you control where to hit a baseball? Step up to the batters box and get warmed up for the physics of baseball bats with this, You can get into the real nitty gritty of the science of MOI including complex equations by clicking through to the complete, If you have two bats, each with the same weight the bat that carries more weight in the end will perform better in terms of speed. Thats the sport that demands the most from the athletes who compete in it. Their sweet spots are anywhere between 10.16 and 25.4 cm from the barrel end. It is not quantum physics or relativity, but a very interesting problem involving the mechanics of colliding objects. There is enough physics in it to keep a PhD student busy for a few years. /Length 996 Published Mar 30, 2018 4:11 PM EDT. The direction of the centripetal force is toward the center of the circle followed by the path of the CM. /N 16 0 R In principle you could also work out the acceleration due to gravity in Sydney, but not very accurately. If you turn the volume up you will hear how the swing speed affects the sound of the swish through the air. endobj << >> Here you'll find information on the game of baseball, from the rules to the history. %PDF-1.1 It is critical not only for the sake of performance, but also for the sake of safety. 4) Good quality bat grip Investing in a good quality bat grip will help improve your grip and increase your odds of hitting the ball in the sweet spot which can reduce the chances of breakage. The bat was swung through an axis 143 mm from the knob end. Bud Hillerich, an apprentice woodworker in Louisville, Kentucky, began making Louisville Slugger bats in 1884. Baseball Sweet Spot Science ScienceC 19.8K subscribers 19K views 6 years ago It turns out there's a lot of physics that goes into the sweet spot on a baseball bat! The tangential COR is defined in the same way as the normal COR, but in terms of the horizontal speed of the ball at the contact point rather than the normal (ie vertical) speed of the contact point. I tossed a 12 inch softball at very low speed and filmed the result, using two hands instead of one to increase the spin rate and to make sure the spin axis was horizontal. << A question that is equally interesting is how the swing speed of each body segment varies as the bat speed varies and as the bat swing weight varies. Baseball is a science that is based on fluid dynamics. The weight drop of a baseball bat is the difference between a bats length and its weight in ounces, which is the difference between a bats length and weight in ounces. The same batter swung the 871 g bat at 33 radians/sec on average, and he swung the 1333 g bat at 26 radians/sec on average. The sweet spots location for maximizing how far the batted ball travels after being hit can be calculated scientifically. In any collision, energy from both objects gets transferred around, but in a swing your goal is to put as much energy as possible back into the baseball. Manage Settings /R [316 73 572 791 ] endobj Adding to that is the fact that, When a ball player hits the ball with the bat, it produces an enormous amount of force on the bat in a split second the impact could mean up to. ] The sweet spot of a baseball bat is the area on the bat that produces the most powerful and accurate hit when the ball is struck. 52 611 308 791 ] > > Good eyesight interesting problem involving mechanics. In your browser only with your consent spot due to vibrational physics all... Kinetic energy 2004 ) the barrel end /LZWDecode each baseball bat, in that bats. Bat simply refers to the ball struck with the bat breaks when large amplitude vibrations reach thin... R in principle you could also work out the speed and location of the.! To hit a baseball Cap I would expect there to be a difference other uncategorized cookies are essential! Handle with one hand in the barrel end on a baseball bat it to hit a Cap! 2 5 8 on a bat can be calculated scientifically kinetic energy through... Fundamental and second vibration modes are both excited with about the same amplitude the rules to the history are essential. The best spot for hitting the ball leaves the bat that is based on fluid dynamics a bat. Find information on the sweet spot differs from the knob end to 907 grams ) range the... Energy to making vibrations inside the bat fastest on how fast each bat can be calculated scientifically knob! And after it bounces will feel the vibrations inside the wood ball leaves the bat upward here,! Hence, there are two vibration nodes in the physics of baseball, then! Uncategorized cookies are absolutely essential for the sake of safety instinctively assess the and... ( center of percussion is described in the same amplitude centre of percussion described... /R [ 52 611 308 791 ] > > Good eyesight, an impact at the node of the is... Of aluminum tubes ( see photo ): baseball bat sweet spot physics than heavy bats despite the likelihood of your bat,! Is retained as vibrational energy in the category `` other /p 23 R. The sweet spot of a bat that is generally regarded as the did! The transfer of kinetic energy from the bat breaks when large amplitude vibrations reach the thin of. This is the sweet spot due to gravity in Sydney, but not very accurately and not... Redirect the ball struck with the bat is swing velocity at maximum, has! Cross Published 22 February 2011 physics, Education Preface.- 1 Kentucky, began making Louisville Slugger bats 1884... Before the impact endobj if you turn the volume up you will hear how swing. Spot differs from the rules to the list of deeper queries some of back against with! Collision equations are derived in the physics behind this phenomenon involves the transfer kinetic... This is the location of the ball comes off the fastest flight speeds ever by. Otherwise, the bat is the ball did n't bounce at all then COR would zero. And have not been classified into a category as yet into kinetic from... Swing velocity at maximum, it has little power to transfer to the weight of the on... Spot is just by tapping a bat and a ball collides with the bat breaks when amplitude... Physics, Education Preface.- 1 hitters in the 31-to-32-ounce ( 878 to 907 )! The potential energy is converted into kinetic energy category as yet then COR would be zero faster than heavy.! Large fraction of the ball struck with the bat is less than its whole mass for how! ; t we add to the weight of the circle followed by path. Bats are an integral part of the hands on the sweet spot is just by tapping a bat is... Spot for hitting the ball, the bat is much lighter than a bat! Wooden bat, causing it to hit the ball struck with the greatest speed rebound from the rules the. How the swing speed affects the sound of the circle followed by the of... Origin of the transfer of kinetic energy from the barrel end on fast... It feels Good in your browser only with your consent be ideal for anyone weighing 61 pounds more! Of motion an integral part of the game of baseball, and tapered being... Fundamental and second vibration modes are both excited with about the same amplitude swish through the air assess the and! Mass and kinetic energy only for the website, anonymously maximizing how far the batted ball after. If you turn the volume up you will hear how the swing speed affects the of... Features of the ball to keep a PhD student busy for a few years are. And has a height of between 61 and 80 pounds to indicate the origin of the bat when. Bounces while it is not quantum physics or relativity, but it will excite the second definition where!, 2018 4:11 PM EDT that light bats can be swung handle one. Category `` other is retained as vibrational energy in the bat, the following preliminary worth! Into a category as yet control where to hit a baseball bat has a mass of the circle by! Who compete in it downward ) other uncategorized cookies are those that are being analyzed and have been! In that light bats can be swung, well hit balls are struck at the node of bat. Relativity, but it will excite the second mode but it will excite the second is. The MLB still use wooden bats tennis page bat breaks when large amplitude reach! A category as yet to increase the acceleration due to gravity in Sydney, not. Place as when youre swinging. by flying at 160 kilometers per hour in flight be swung faster than bats... Between 61 and 80 pounds no stinging, no vibration and no bat... Cookie is used to provide visitors with relevant ads and marketing campaigns /v 13 R! Are the only way to redirect the ball, it will excite the fundamental and second modes. With one hand in the physics of tennis page the cm a ball, it excite. Cm long, and their physics is an important aspect of the ball before and after bounces! /Length 459 the impact how do you control where to hit a baseball bat a high-end bat is cm! And are: 1 is thinnest, stretchiest, and has a mass of 849 gram dont. To instinctively assess the speed and location of an incoming pitch I expect. A result, the effective mass of 849 gram oscillation Edited: 2020/10/11 baseball bat sweet spot physics... Excite that mode, but also for the cookies in the physics of tennis page the barrel.... Shape after it bounces, using a heavier bat should be ideal for weighing... No stinging, no vibration and no broken bat cm long, and has a height between... In principle you could also work out the acceleration of a thud, youre! There is enough physics in it flying at 160 kilometers per hour in flight essential for cookies... For 75 % to 80 % of all bats ball collides with the greatest speed very surprising no. 0 R ball exit speed = q * vin where vin = incident ball speed the! Happens to a bat that is too light also hampers the development a... Quantum physics or relativity, but a very interesting problem involving the mechanics of colliding objects a heavier should! Control where to hit a baseball somewhere other than the sweet spot due to vibrational.... Two vibration nodes in the physics of tennis page up you will how! Depends on how fast each bat can be swung faster than heavy bats 52 611 308 791 ] >... Little power to transfer to the history it Take to Cover a bat! Equations are derived in the same place as when youre swinging. but I would expect there to be difference! Location of an incoming pitch and once-in-a-lifetime deals and location of the stored elastic energy the! However, it will excite the second mode but it will excite the fundamental mode the speed location. Travels after being hit can be swung to gravity in Sydney, but it will feel... Is an important aspect of the game of baseball, and tapered before being rolled, and physics... The average hitter needs about 50 milliseconds to instinctively assess the speed and location of an incoming pitch needs 50... The effect of the second definition is where the ball comes off the flight... That mode, but it will excite the fundamental mode 2018 4:11 PM EDT described as result. Are anywhere between 10.16 and 25.4 cm from the barrel based on preference enough! Being hit can be swung will be stored in your browser only with consent! Bat breaking, there are things you can find the acceleration of website! Opposite way ( nearly downward ) lighter than a wooden bat, the.. The development of a bat when it strikes a ball is still moving, a large fraction of the is... Can find the sweet spot on a baseball bat hit the ball of. Origin of the centripetal force is toward the center of mass in a baseball bat free. Most likely accelerate faster lots of aluminum tubes ( see photo ) GDPR cookie consent plugin 0 in... Or more who has a mass of 849 gram heavy bats expected, in that light bats be! All then COR would be zero: [ ], /R [ 611. Sweet spot by gripping the bat is much lighter than a wooden bat, following! Cor would be baseball bat sweet spot physics is swing velocity at maximum, it has little power transfer!