*/*_Capacity of a rotary gear pump can be varied by?

1.	/_Capacity of a rotary gear pump can be varied by?
A.	Changing the speed of rotation
B.	Bleeding air into suction
C.	Bypassing liquid from the suction or discharge line
D.	All of the above
Answer» E.

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*/*_Capacity of a rotary gear pump can be varied by?

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/_Capacity of a rotary gear pump can be varied by?