Chemical Engineering - Fluid Mechanics

36. 

Co-efficient of velocity is __________ the coefficient of discharge.

A. less than
B. more than
C. equal to
D. not related to

Answer: Option B

Explanation:

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37. 

All pipes of a particular nominal size have the same

A. inside diameter
B. outside diameter
C. thickness
D. none of these

Answer: Option B

Explanation:

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38. 

For the transfer of solution of thick slurry, the pump used is a __________ pump.

A. reciprocating
B. gear
C. diaphragm
D. centrifugal

Answer: Option C

Explanation:

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39. 

Which of the following is not concerned with the fluid-particle interaction ?

A. Drag co-efficient
B. Froude number
C. Galileo number
D. Weber number

Answer: Option D

Explanation:

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40. 

Maximum theoretical suction lift for water at 15°C by a centrifugal pump is 34 ft. The same for water at 90°C will be __________ ft.

A. 40
B. 34
C. 8
D. 37

Answer: Option C

Explanation:

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