A) 1400 m
B) 2800 m
C) 700 m
D) 350 m
Correct Answer: A
Solution :
Suppose the distance between shooter and reflecting surface is d. Hence time interval for hearing echo is \[t=\frac{2d}{v}\] Þ \[8=\frac{2d}{350}\] Þ \[d=1400\,m\].You need to login to perform this action.
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