A) 384 J
B) 576 J
C) 192 J
D) 1152 J
Correct Answer: B
Solution :
\[{{m}_{1}}{{v}_{1}}=\,\,{{m}_{2}}{{v}_{2}}\,\,\Rightarrow \,\,3\times 16\,\,=\,\,6\,{{v}_{2}}\] \[{{v}_{2}}=\,\,8\text{ }m/s\] \[E\,\,=\,\,\frac{1}{2}\,{{m}_{1}}{{v}_{1}}^{2}+\frac{1}{2}{{m}_{2}}{{v}_{2}}^{2}\]You need to login to perform this action.
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