For water mu=4//3 and the velocity of light in vaccum is 3 times 10^8 ms^-1 the timetaken for light to travel a distance of 450m in water will be (nearly)

For water mu=4//3 and the velocity of light in vaccum is 3 times 10^8

1.	For water mu=4//3 and the velocity of light in vaccum is 3 times 10^8 ms^-1 the timetaken for light to travel a distance of 450m in water will be (nearly)
Answer» `1.5 mu s` `1 mu s` `2 mu s` `3 mu s` Answer :C