By fitting an air vessel to the reciprocating pump, there is always a saving of work done and subsequently saving of power.The saving in case of a double acting reciprocating pump is

By fitting an air vessel to the reciprocating pump, there is always a

1.	By fitting an air vessel to the reciprocating pump, there is always a saving of work done and subsequently saving of power.The saving in case of a double acting reciprocating pump is
A.	39.2%
B.	48.8%
C.	84.8%
D.	88.4%
Answer» B. 48.8%