One dimensional flow implies

One dimensional fluid flow implies the

A

Flow in straight lines only

B

Uniform flow

C

Steady uniform flow

D

Flow in which transverse components are zero

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

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

A

One

B

Two

C

Three

D

Four

A one dimensional flow is one which

A

Is uniform flow

B

Is steady uniform flow

C

Takes place in straight lines

D

Involves zero transverse component of flow

What will be the shape of the path line for a one-dimensional flow?

A

straight line

B

parabolic

C

hyperbolic

D

elliptical

What is the maximum number of times the path lines of two particles can interest in a one-dimensional flow?

A

1

B

2

C

infinite

True one-dimensional flow occurs when

A

The direction and magnitude of the velocity at all points are identical

B

The velocity of successive fluid particles, at any point, is the same at successive periods of time

C

The magnitude and direction of the velocity do not change from point to point in the fluid

D

The fluid particles move in plane or parallel planes and the streamline patterns are identical in each plane

For one dimensional flow of an incompressible fluid in unsteady state in x-direction, the continuity equation is given by

A

$$\frac{{\partial {\text{u}}}}{{\partial {\text{x}}}} = 0$$

B

$$\frac{{\partial \left( {\rho {\text{u}}} \right)}}{{\partial {\text{x}}}} = 0$$

C

$$\frac{{\partial {\text{u}}}}{{\partial {\text{x}}}} = - \frac{{\partial \rho }}{{\partial {\text{t}}}}$$

D

$$\frac{{\partial \rho }}{{\partial {\text{t}}}} = 0$$

Steady state one dimensional heat flow by conduction as given by Fourier's low does not assume that

A

There is no internal heat generation

B

Boundary surfaces are isothermal

C

Material is anisotropic

D

Constant temperature gradient exists

Two dimensional flow occurs when

A

the direction and magnitude of the velocity at all points are identical

B

the velocity of successive fluid par-ticles, at any point, is the same at suc-cessive periods of time

C

the magnitude and direction of the velocity do not change from point to point in the fluid

D

the fluid particles move in plane or parallel planes and the streamline pat-terns are identical in each plane

One dimensional flow implies

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