1000+ Fluid Mechanics Questions and Answers Pdf - 1

Question: 1

For a Newtonian fluid

(A) rate of shear strain is proportional to rate of shear strain

(B) shear stress is proportional to rate of shear strain

(C) shear stress is proportional to shear strain

(D) rate of shear is proportional to shear strain

Question: 2

The buoyant force acting on a floating body is dependent on the

(A) weight of the liquid displaced

(B) depth of immersion of the body

(C) surface tension of the liquid

(D) viscosity of the liquid

Question: 3

A hydraulic jump occurs in a channel

(A) if the bed slope changes from steep to mild

(B) if the bed slope changes from mild to steep

(C) if the flow is controlled by a sluice gate

(D) whenever the flow is supercritical

Question: 4

A differential pressure cell is used for

(A) measuring the difference of the impact and the static pressure

(B) measuring small pressure difference in gases

(C) measuring small pressure difference in liquids

(D) remote recording of pressure difference

Question: 5

Hot wire anemometer is used to measure the

(A) pressure of liquids

(B) velocity of gases

(C) temperature of liquids

(D) velocity of liquids