A) \[20\,\,m\]
B) \[50\,\,m\]
C) \[60\,\,m\]
D) \[80\,\,m\]
Correct Answer: C
Solution :
Distance travelled by sound in air\[=\] speed \[\times \] time taken \[=360\times \frac{70}{420}=60\,\,m\]You need to login to perform this action.
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