A bullet when fired at a target has its velocity decreased by 50% after penetrating 50cm into it
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the formla will be (n-1)2×x/2n-1
(2-1)2×50/2(2)-1
then answer is 50/3=16.67=16.7cm(approximate)
(2-1)2×50/2(2)-1
then answer is 50/3=16.67=16.7cm(approximate)
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