Saving of work done and power by fitting an air vessel to single acting reciprocating pump is of the order of

Saving of work done and power by fitting an air vessel to single actin

1.	Saving of work done and power by fitting an air vessel to single acting reciprocating pump is of the order of
A.	9.2%
B.	9.2%
C.	8.8%
D.	4.8%
Answer» E.