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A shell of mass m is fired from a cannon...

A shell of mass m is fired from a cannon at angle q to the horizontal with a velocity V. The shell at the highest point breaks into two fragments having masses in the ratio 2:3. The lighter fragment has a velocity zero immediately after explosion and falls vertically downward. the velocity of the other fragment just after explosion is

A

`5V cos q`

B

`3V cos q`

C

`3/5 V cos q`

D

`5/3 V cos q`

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The correct Answer is:
D
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