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A ball hits a wall at 6 metre per second. It rebounds horizontally at 4.4 metre per second . The ball is in contact with the wall for 0.040 seconds. What is the acceleration off the ball ?

Posted by Shrutee Kumari 4 years ago

CBSE > Class 09 > Science

1 answers

Ananya K 4 years ago

Acceleration (a)= t (v−u) = 0.040 6−(−4.4) = 0.040 10.4 =260m/s 2

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