1.

(b) A cricketer moves his hands backward while holding a catch(c) It is easier to pull a lawn mower than to push it.

Answer»

b)Ifthe cricketer moves his hands backwardswhile catchingtheball, he is giving more time totheball in changingitsmomentum. So when you takeyour hand backwardsthat is inthedirection of whichtheball is coming to you, it slowly reducesthemomentum and hence reducestheimpact to be safe.

c)The force applied to move a body depends upon effective force applied on it including its weight. As effective weight in the case ofpullingis lessthanin thepushing, less force is required inpulling.



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