Physics, asked by luckyreed, 10 months ago

a ball of mass 0.2 is thrown normally against a wall with speed of 20ms-1.it rebounds normally with a speed of 15 ms-1 the impulse by the wall on the wall is

Answers

Answered by chaithanya305

3

Answer:

7 kgm/sec

Explanation:

impulse=change in momentum

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