a 0.6 kg ball traveling horizontally on a frictionless surface approaches a wall at a speed...

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Physics

a 0.6 kg ball traveling horizontally on a frictionless surfaceapproaches a wall at a speed of 20m/s perpendicularly to the walland rebounds with 70% of its initial kinetic energy. What is themagnitude of the impulse exerted on the ball by the wall?
A. 12.0 kg*m/s
B. 1.96 kg*m/s
C. 22.0 kg*m/s
D. 20.4 kg*m/s
E. 3.60 kg*m/s

Answer & Explanation Solved by verified expert
4.4 Ratings (567 Votes)
According to the first law of Thermodynamics Energy can beneither created nor destroyed It can be converted from one form toother form Potential Energy and Kinetic Energy are the    See Answer
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