A) 110 m
B) 70 m
C) 220 m
D) 140 m
Correct Answer: C
Solution :
Time period = 40 s. No. of revolutions \[=\frac{Total\,\,time}{Time\,\,period}\] \[=\frac{140\,s}{40\,s}\] \[=3.5\] So, distance \[=3.5\times 2\pi R\] \[=3.5\times 2\pi \times 10\] \[=220\,m\]You need to login to perform this action.
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