RRB NTPC · Question 30
A cyclindrical tank has a capicity of 6160m^3 . If the diameter of the base the tank is 28 m, then the depth of the tank (in m) is :
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Answer: (A) 10
Explanation
Radius = 14 m. Volume = πr²h = 22/7 × 196 × h = 616h = 6160, so h = 10 m.