Finding average force with out taking mass into account

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SUMMARY

The discussion focuses on calculating the average force applied to a .045kg ball that accelerates to 41m/s after being hit, while ignoring the mass of the ball. The key formula utilized is the work-energy principle, which states that the work done by a constant force equals the product of that force and the distance over which it acts. The average force can be derived by rearranging the work formula, emphasizing the relationship between force, distance, and work done.

PREREQUISITES
  • Understanding of Newton's Second Law (F=ma)
  • Familiarity with the work-energy principle
  • Basic knowledge of kinematics
  • Ability to manipulate algebraic equations
NEXT STEPS
  • Study the work-energy theorem in detail
  • Learn how to calculate work done using the formula W=F*d
  • Explore the implications of ignoring mass in force calculations
  • Investigate the relationship between force, mass, and acceleration in various contexts
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Students in physics, educators teaching mechanics, and anyone interested in understanding the principles of force and motion in practical applications.

xrotaryguy
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If a .045kg ball takes off at 41m/s after being hit,

a.) How much work is done on the ball?

golfballwork.gif


b.) Assume that the force of the club acts parallel to the motion of the ball, and that the club is in contact with the ball for .010m. Ignore the mass of the ball and find the average force applied to the ball.

I don't know how to do this. I want to take the mass of the ball into account with the F=mv formula. What do I do?
 
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I think the question wants you to make use of the fact that the work done by a constant force is the product of that force and the distance moved in the direction of that force.
 
Excellent! That was exactly what I needed. Thanks!
 

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