820Chemical EngineeringMedium
At what value of crank angle (roughly), no flow of water from or into the air vessel takes place in case of a double acting reciprocating pump?
A45° and 60°
B20° and 120°
C40° and 140°
D90° and 80°
Correct answer
C. 40° and 140°
Explanation
The correct answer is 40° and 140°.