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A shell is fired from a cannon, it explodes in mid air, its total (a) Momentum increases (b) Momentum decreases (c) K.E. increases (d) K.E. decreases



A shell is fired from a cannon, it explodes in mid air, its total


        (a)    Momentum increases


(b)    Momentum decreases


(c)    K.E. increases


(d)    K.E. decreases


Grade:11

1 Answers

Navjyot Kalra
askIITians Faculty 654 Points
8 years ago

(c)

When shell explodes in mid air its chemical energy is partly converted into mechanical energy, hence K.E. increases

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