A mass of $1 \;kg$ is thrown up with a velocity of $100 \;m / s$. After $5 \;seconds$, it explodes into two parts. One part of mass $400\; g$ comes down with a velocity $25 \;m / s$ Calculate the velocity of other part
A mass of $1 \;kg$ is thrown up with a velocity of $100 \;m / s$. After $5 \;seconds$, it explodes into two parts. One part of mass $400\; g$ comes down with a velocity $25 \;m / s$ Calculate the velocity of other part
- [AIPMT 2000]
- A
$40\; m / s$ upward
- B
$40 \;m / s$ downward
- C
$100 \;m / s$ upward
- D
$60\; m / s$ downward
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- [AIPMT 2001]