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Give exmaplesfor the cases in which the time of action of force is very short to have a large force ? |
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Answer» Solution :(i) Striking a hammer on a nail. (ii) Hittingcricket ball with the bat . (iii) We gethurt more while we slip down on a concrete floor than on a mud floor . (iv) Both the floors experiencesame amount of CHANGE in momentum. But in concrete floor the LARGER amount of force acts in shorterinterval of time . So it hurts more . (v) When the FIELDER pulls back his hands he experiences a smallerforce for a LONGER interval of time leadingto less damage to his hands . |
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