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If a shell fired from a cannon, explodes in mid air, then |
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a) |
Its total kinetic energy increases |
b) |
Its total momentum increases |
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c) |
Its total momentum decreases |
d) |
None of these |
|
If a shell fired from a cannon, explodes in mid air, then |
|||
|
a) |
Its total kinetic energy increases |
b) |
Its total momentum increases |
|
c) |
Its total momentum decreases |
d) |
None of these |