A) 7.2 m
B) 4 cm
C) 6 cm
D) 0.72 m
Correct Answer: A
Solution :
Given: \[t=2s,\,\upsilon =2m/s\,T=16s\] \[\upsilon =a\omega \cos \omega t\] \[2=a.\frac{2\pi }{16}.\cos \frac{2\pi }{16}.2\] \[\therefore \] \[a=\frac{16\sqrt{2}}{\pi }=7.2m\]You need to login to perform this action.
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