A) 8 minutes 20 seconds
B) 8 minutes
C) 6 minutes 11 seconds
D) 11 minutes 6 seconds
Correct Answer: D
Solution :
In water, velocity of light will become\[\frac{1}{\mu }\]times\[,\]\[i.e.\text{ }3/4th\] . So, time taken to cover the same distance will become \[4/3\] times.You need to login to perform this action.
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