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A ball hit a wall horizontal …

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A ball hit a wall horizontal at 6m/s it rebounce horizontal at 4.4 m/s the ball is in contact with the wall for 0.04 sec what is acceleration of the ball

Posted by Srihaan Chandra 3 years, 2 months ago

CBSE > Class 09 > Science

1 answers

Sia ? 3 years, 2 months ago

initial velocity, u = 6 m/s and final velocity, v= -4.4 m/s

time = 0.04s

thus acceleration = (v-u)/t

a =(- 4.4 - 6)/ 0.04 = -10.4/ 0.04 = -260 m/s²

0Thank You

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