A) 25 m
B) 20 m
C) 15 m
D) 10 m
Correct Answer: D
Solution :
Minimum time interval between two instants when the string is flat = \[\frac{T}{2}=0.5\sec \Rightarrow T=1\sec \] Hence \[\lambda =v\times T=10\times 1=10\,m\].You need to login to perform this action.
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