Petroleum Engineering Question:

Crude oil is pumped by a __________ pump.

A. gear
B. centrifugal
C. screw
D. reciprocating

Option B

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Operating condition in the electrical dehydrators for crude oil is about A. 6.5 kgf/Cm2 & 95°C. B. 1 atm. & 110 °C. C. 20 kgf/cm2 & 110°C. D. 50 atm. and 150°C.	Solvent used in the deasphalting process is A. furfurol B. phenol C. propane D. hexane