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 (a), (6) and (c).
Answer» E.

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Capacity of a rotary gear pump can be varied by

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