1000+ Hydraulic and Fluid Mechanics Objective Questions Pdf - 2

Question: 6

Air vessels in a reciprocating pump are fitted to

(A) smoothen delivery head

(B) increase delivery head

(C) reduce suction head

(D) reduce the acceleration head

Question: 7

The velocity of a fluid particles at the centre of the pipe section is

(A) average

(B) maximum

(C) minimum

(D) rms

Question: 8

The general energy equation is applicable to

(A) turbulent flow

(B) steady flow

(C) unsteady flow

(D) non-uniform flow

Question: 9

A current meter is used for the measurement of

(A) electrical charge on fluids

(B) pressure

(C) viscosity

(D) velocity

Question: 10

The pressure centre is

(A) a point on the line of action of the resultant force

(B) independent of the orientation of the area

(C) the centroid of the pressure prism

(D) at the centroid of the submerged area