MCQs: Balanced vane pumps are designed to have
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MCQs: Cam ring of unbalanced vane pump is
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MCQs: In pressure compensated vane pump, 1. having variations in eccentricity between rotor and cam ring gives variable displacement 2. as eccentricity between rotor and cam decreases, flow of fluid decreases 3. as eccentricity between rotor and cam decreases, flow of fluid increases 4. having variations in eccentricity between rotor and cam ring gives fixed displacement
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MCQs: Variable displacement pumps used in hydraulic applications can 1. have variable flow rate 2. consume less energy 3. be operated with high accuracy for slow and rapid motion 4. generate more heat
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MCQs: Which type of displacement is observed in gear pumps?
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MCQs: What is the principle of operation used in gear pumps?
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MCQs: What causes suction of fluid into the gear pump?
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MCQs: How is the smooth and continuous discharge of fluid achieved in a gear pump?
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MCQs: What cause discharge of fluid in an external gear pump? 1. the electric motor drives one gear which turns the other gear 2. the electric motor drives both the gears simultaneously 3. fluid passes between the gears to discharge side 4. fluid passes through interior of the casing between teeth and casing and not between the gears
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MCQs: The rotation of gears in internal gear pump takes place in
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MCQs: How does the fluid flow in internal gear pump?
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MCQs: What causes internal leakage in internal gear pump?
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MCQs: What is the relation between pressure and overall efficiency for a gear pump?
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MCQs: Which of the following statements is true for standard hydraulic cylinder and a telescopic cylinder?
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MCQs: Which of the following statements are true? 1. the length of two stage telescopic cylinder is more than a standard cylinder 2. the length of two stage telescopic cylinder is less than a standard cylinder 3. telescopic cylinder is single acting 4. telescopic cylinder is double acting
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MCQs: Telescopic cylinders have
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MCQs: Which type of hydraulic cylinder has one piston connected to piston rod extended on both the sides of the cylinder?
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MCQs: Which factor decides the working pressure of a hydraulic cylinder?
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MCQs: Which factor is considered while selecting the diameter of piston rod in hydraulic cylinder?
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MCQs: Which end of the hydraulic cylinder, the male clevis is mounted on?
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