Chemical Engineering - Fluid Mechanics

1. 

Forces acting on a particle settling in fluid are __________ forces.

A. gravitational & buoyant.
B. centrifugal & drag.
C. gravitational or centrifugal buoyant drag.
D. external, drag & viscous.

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

2. 

For a fluid rotating at constant angular velocity about vertical axis as a rigid body, the pressure intensity varies as the

A. square of the radial distance.
B. radial distance linearly.
C. inverse of the radial distance.
D. elevation along vertical direction.

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

3. 

In a dry packed bed, the pressure drop will be changed by increasing the flow rate as

A. V1.8
B. V-0.8
C. V
D. V-1

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

4. 

Specific speed of a centrifugal pump depends upon the __________ head.

A. suction
B. delivery
C. manometric
D. none of these

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

5. 

Navier-Stokes equation is useful in the analysis of __________ fluid flow problems.

A. non-viscous
B. viscous
C. turbulent
D. rotational

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

1 2 3 4 5 6 7 8 9 10 Next »