Categories > Work, Energy and Power > WEP > A bullet moving with a speed of 100 $m{s^{ - 1}}$can just penetrate two planks of equal thickness. Then the number of such planks penetrated by the same bullet when the speed is doubled will be

Work, Energy and Power

Question: A bullet moving with a speed of 100 $m{s^{ - 1}}$can just penetrate two planks of equal thickness. Then the number of such planks penetrated by the same bullet when the speed is doubled will be


1) 4
2) 8
3) 6
4) 10
Solution: Explanation: No Explanation
WEP Conservation of Energy and Momentum

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