JEE Mains Model Paper 5

© examsiri.com
Question : 30 of 90
 
Marks: +1, -0
A cylindrical tank of height 0.4 m is open at the top and has a diameter 0.16 m.Water is filled in it up to a height of 0.16 m. How long it will take to empty thetank through a hole of radius 5 × 10−3 in its bottom?
Go to Question: