A tennis ball with a mass of 57 g and a diameter of 6.4 cm is hit
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A tennis ball with a mass of 57 g and a diameter of 6.4 cm is hit with an initial velocity of 105 km/h and a backspin of 4200 rpm. Determine if the ball falls or rises under the combined effect of gravity and lift due to spinning shortly after hitting. Assume air is at 1 atm and 25°C.
FIGURE P11–91
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To determine whether the tennis ball falls or rises under the combined effect of gravity and lift due to spinning shortly after hitting we need to cal...View the full answer
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Related Book For 
Fluid Mechanics Fundamentals And Applications
ISBN: 9780073380322
3rd Edition
Authors: Yunus Cengel, John Cimbala
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