Chemical Engineering - Fluid Mechanics

1. 

One poise (unit of absolute/dynamic viscosity) is equivalent to one

A. gm/cm2. sec.
B. gm/cm. sec.
C. cm2/sec.
D. m2/sec.

Answer: Option B

Explanation:

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

2. 

The equation relating friction factor to Reynold number, f-0.5 = 4 loge (NRe/f)-0.4, is called the __________ equation.

A. Nikuradse
B. Von-Karman
C. Blausius
D. Colebrook

Answer: Option A

Explanation:

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

3. 

Pressure drop for turbulent fluid flow through a circular pipe is given by

A. 64/Re
B.
C.
D.

Answer: Option C

Explanation:

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

4. 

What is the co-efficient of contraction, if a fluid jet discharging from a 50 mm diameter orifice has a 40 mm diameter at its vena-contracta ?

A. 0.64
B. 1.65
C. 0.32
D. 0.94

Answer: Option A

Explanation:

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

5. 

For an unstable equilibrium of a floating body (where, M = metacentre.)

A. M is above G
B. M is below G
C. M & G coincide
D. none of these

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 »