Correct Answer : All of the above
Explanation : * the length of pipe* time taken to close the valve* the elasticity of the pipe material* the velocity of flow of water in the pipe
Correct Answer : Option (D) : (Hâ‚‚ - Hâ‚) > H/3
Correct Answer : Option (D) : 954 kg
Correct Answer : Option (C) : 2.5%