In two different experiments, an object of mass $5 kg$ moving with a speed of $25 {ms}^{- 1}$ hits two different walls and comes to rest within
(i) $3$ second, (ii) $5$ seconds, respectively.
Choose the correct option out of the following :

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TestHub · Accepted Answer

Impulse = Change in momentum I = Δ P Therefore, in both the cases the impulse is same. Average force is defined as, F avg = Δ P Δ t Since the time in the two cases is different, the average force will be different.

Physics - Center of Mass Question with Solution | TestHub

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