Engineering :: Hydraulics and Fluid Mechanics

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101.

A flow through a long pipe at decreasing rate is called

steady

unsteady

102.

A flow through an expanding tube at constant rate is called

A.	steady uniform flow	B.	steady non-uniform flow
C.	unsteady uniform flow	D.	unsteady non-uniform flow

103.

A flow through an expanding tube at increasing rate is called unsteady non-uniform flow.

Yes

104.

A flow whose streamline is represented by a curve, is called

A.	one-dimensional flow	B.	two-dimensional flow
C.	three-dimensional flow	D.	four-dimensional flow

105.

A flow in which the volume of a fluid and its density does no change during the flow is called

incompressible

compressible

106.

All the gases are considered to have compressible flow and all the liquids are considered to have incompressible flow.

Correct

Incorrect

107.

A flow whose streamline is represented by a straight line, is called

A.	one	B.	two
C.	three	D.	four

108.

In one dimensional flow, the flow

A.	is steady and uniform	B.	takes place in straight line
C.	takes place in curve	D.	takes place in one direction

109.

In two dimensional flow, the flow does not take place in a curve.

True

False

110.

The total energy of a liquid particle in motion is equal to

A.	pressure energy + kinetic energy + potential energy	B.	pressure energy - (kinetic energy + potential energy)
C.	potential energy - (pressure energy + kinetic energy)	D.	kinetic energy - (pressure energy + potential energy)