2. You are hitting a tennis ball against a wall. The 0.057-kg tennis ball traveling at...
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2. You are hitting a tennis ball against a wall. The 0.057-kg tennis ball traveling at 25 m/s strikes the wall and rebounds at the same speed. (a) Determine the ball's original momentum (magnitude and direction). (b) Determine the ball's change in momentum (magnitude and direction). What is your object of reference? 2. You are hitting a tennis ball against a wall. The 0.057-kg tennis ball traveling at 25 m/s strikes the wall and rebounds at the same speed. (a) Determine the ball's original momentum (magnitude and direction). (b) Determine the ball's change in momentum (magnitude and direction). What is your object of reference?
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Solution Object of reference In this scenario we consider the ground as the object of reference This is because the ground is considered to be at rest relative to the observer a Original momentum Magn... View the full answer
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