Applied Thermodynamics (3161910) MCQs

MCQs of Part-III Axial Flow Compressors

Showing 21 to 23 out of 23 Questions
21.

Drag is defined as 

(a)

the component normal to the direction of undisturbed air stream called the

(b)

the component inclined to the direction of an undisturbed air stream

(c)

the component perpendicular to the direction of an undisturbed air stream

(d)

the component parallel to the direction of an undisturbed air stream

Answer:

Option (d)

22.

How to increase the critical angle of attack?

(a)

Reduce the camber

(b)

Increase the camber

(c)

Increase the thickness

(d)

Reduce the thickness

Answer:

Option (a)

23.

The 'stage' in axial flow compressor constitutes

(a)

two set of the stator blades

(b)

two set of the rotor blades

(c)

one set of the rotor blades and one set of the stator blades

(d)

any of the mentioned

Answer:

Option (c)

Showing 21 to 23 out of 23 Questions