Chemical Engineering - Fluid Mechanics

41. 

Poise is converted into stoke by

A. multiplying with density (gm/c.c).
B. dividing by density (gm/c.c).
C. multiplying with specific gravity.
D. dividing by specific gravity.

Answer: Option B

Explanation:

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

42. 

The fluid velocity varies as the square root of the cylindrical pipe diameter in case of steady state laminar flow at constant pressure drop fo __________ fluid.

A. dilatant
B. pseudoplastic
C. Bingham plastic
D. Newtonion

Answer: Option A

Explanation:

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

43. 

Kinetic energy of fluid per unit weight represented by the velocity head is given by

A. 2v2/gc
B. v2/2gc
C. ρv2/gc
D. ρ.v2/2gc

Answer: Option B

Explanation:

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

44. 

At a constant speed of the centrifugal pump . it __________ the impeller diameter.

A. capacity varies directly with
B. head varies as the square of
C. horsepower varies as the cube of
D. all (a), (b) and (c)

Answer: Option D

Explanation:

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

45. 

The pressure co-efficient is the ratio of pressure forces to __________ forces.

A. viscous
B. inertial
C. gravity
D. surface tension

Answer: Option A

Explanation:

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