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A cylindrical water tank of diameter …

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A cylindrical water tank of diameter 4 m and height 3.5 m is filled completely with water. A tap attached to the tank empties the tank at the rate of 2 liters per minute . In how many minutes the tank will be empty. 

  • 1 answers

Naveen Sharma 8 years, 4 months ago

Ans. Diameter of Cylinderical Tank = 4m

Radius of Cylinderical Tank = 4/2 = 2m

Height of Cylindrical Tank = 3.5m 

Volume of Tank = πr2h

=227×22×3.5=227×4×3.5

= 44m3

We Know, 1m= 1000L

44m= 44000 L

Total Time To Empty Tank = 44000/2 = 22000m

= 22000/60 = 1100/3 hours = 366 hours 40 minutes 

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