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zloy xaker [14]
3 years ago
5

When a 58g tennis ball is served, it accelerates from rest to a constant speed of 36 m/s. The impact with the racket gives the b

all a constant acceleration over a distance of 35 cm. What is the magnitude of the net force acting on the ball?
Physics
1 answer:
inysia [295]3 years ago
5 0
We first calculate the acceleration on the ball using:
2as = v² - u²; u = 0 because ball is initially at rest
a = (36)²/(2 x  0.35)
a = 1850 m/s²
F = ma
F = 0.058 x 1850
= 107.3 Newtons
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