# Mechanical Engineering - Hydraulic Machines - Discussion

Discussion Forum : Hydraulic Machines - Section 1 (Q.No. 6)
6.
Discharge of a centrifugal pump is
directly proportional to diameter of its impeller
inversely proportional to diameter of its impeller
directly proportional to (diameter)2 of its impeller
inversely proportional to (diameter)2 of its impeller
Explanation:

Discharge of a centrifugal pump is directly proportional to (Diameter)^2 of its impeller.

Head of a centrifugal pump is directly proportional to (Diameter)^2 of its impeller.

Power Developed of a centrifugal pump is directly proportional to (Diameter)^4 of its impeller.

Discussion:
49 comments Page 5 of 5.

Shaik Murtuza said:   3 years ago
Option A is the correct answer.
(1)

Pabitra said:   7 years ago
It should be diameter cube.

Debashis said:   6 years ago
Yes, option: C is correct.

Daya said:   7 years ago
I think option A is right.

DHIRENDRA KUMAR said:   7 years ago

DebashisD said:   2 years ago
Discharge = Q * D * N.
(1)

Debashis said:   6 years ago
Option C is correct.

Ali said:   6 years ago