Ball of mass 200 grams is thrown at an inclination of 30° to the horizontal at a wall with 25m/s and it bounces off the wall again with the exact same inclination. given that the coefficient of restitution = 0.9 and that the impact time at the surface was 0.1 seconds, the coefficient of friction at the wall surface must be:

Ball of mass 200 grams is thrown at an inclination of 30° to the ho

1.	Ball of mass 200 grams is thrown at an inclination of 30° to the horizontal at a wall with 25m/s and it bounces off the wall again with the exact same inclination. given that the coefficient of restitution = 0.9 and that the impact time at the surface was 0.1 seconds, the coefficient of friction at the wall surface must be:
Answer» Ball of MASS 200 grams isthrown at an inclination of 30°to the horizontal at a WALL with25m/s and it bounces off thewall again with the EXACT sameinclination. given that thecoefficient of restitution = 0.9and that the impact time at thesurface was 0.1 SECONDS, thecoefficient of friction at thewall surface must be:

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