A) 17.5 m/s
B) \[49\pi \] m/s
C) \[\frac{49}{2\pi }m/s\]
D) \[\frac{2\pi }{49}m/s\]
Correct Answer: A
Solution :
\[v=\frac{\omega }{k}=\frac{7\pi }{0.4\pi }=17.5\]\[m/s\]You need to login to perform this action.
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