Hydraulics And Fluid Mechanics In Me - Study Mode
[#101] Discharge of a centrifugal pump is (where N = Speed of the pump impeller)
Correct Answer
(A) Directly proportional to N
[#102] A Pelton wheel working under a constant head and discharge, has maximum efficiency when the speed ratio is
Correct Answer
(C) 0.46
[#103] When a vertical wall is subjected to pressures due to liquid on both sides, the resultant pressure is the __________ of the two pressures.
Correct Answer
(B) Difference
[#104] The speed of an imaginary turbine, identical with the given turbine, which will develop a unit power under a unit head, is known as
Correct Answer
(C) Specific speed
[#105] The overall efficiency for a Pelton wheel lies between
Correct Answer
(D) 0.85 to 0.90