Which of the following is true about Rotary pumps? – McqOptions

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1.	Which of the following is true about Rotary pumps?
A.	These consist of gear pumps which create high pressures
B.	In internal gear pumps, a pinion gear is driven by a motor which is eccentric and the ring gear is co-axial and is driven by the pinion gear
C.	In Spur gears, vacuum created allows liquid to flow from suction to delivery line
D.	All of the mentioned
Answer» E.

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