Condition for suction of fluid into gear pump - Hydraulics & Pneumatics

Q.  What causes suction of fluid into the gear pump?
- Published on 17 Aug 15

a. when pressure drops during disengagement of teeth at the suction side
b. when pressure increases during disengagement of teeth at the suction side
c. when pressure drops during engagement of teeth at the suction side
d. when pressure increases during engagement of teeth at the suction side

ANSWER: when pressure drops during disengagement of teeth at the suction side

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