M

Mr. Dubey • 52.30K Points
Coach 

Q. Which of the following is true?

(A) hgl will never be above egl
(B) hgl will never be under egl
(C) hgl will never coincide with egl
(D) hgl will may or may not be above egl
Correct : Option (A)

Explanation: 
 egl is obtained by plotting total head and hgl is obtained by plotting piezometric head at various points along the axis of the pipe.

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