A tap having diameter ‘d’ an empty a tank in 40 min. How long another tap having diameter ‘2d’ take to empty the same tank?

Question

Asked: March 6, 20222022-03-06T08:56:23+05:30 2022-03-06T08:56:23+05:30

Please login to vote and see the results.

Answer this question & earn 50 points

or use

Don't have an account?

Bhanu Chaudhary · Answer 1 · 2022-03-06T08:56:53+05:30

Correct Answer: 10 min

Area of tap … Work done by pipe. When diameter is doubled, area will be four times. So, it will work four times faster.

Hence, required time taken to empty the tank = 40×1/4 = 10 min.