Explore topic-wise MCQs in Fluid Mechanics.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Fluid Mechanics knowledge and support exam preparation. Choose a topic below to get started.

1.

What is Mach number?

A. Speed of object * speed of sound
B. Speed of object /speed of sound
C. Speed of object + speed of sound
D. Speed of object- speed of sound
Answer» C. Speed of object + speed of sound
Discussion
2.

Compressible flow mainly deals with _______

A. Solid dynamics
B. Liquid dynamics
C. Gas dynamics
D. Solid and liquid dynamics
Answer» D. Solid and liquid dynamics
Discussion
3.

WHICH_AMONG_THE_FOLLOWING_IS_AN_ASSUMPTION_OF_THE_COMPRESSIBLE_FLOW??$

A. Resistance to flow of object
B. No-slip condition
C. Known mass flow rate
D. Resistance to flow of heat
Answer» C. Known mass flow rate
Discussion
4.

What_is_Mach_number?$

A. Speed of object * speed of sound
B. Speed of object /speed of sound
C. Speed of object + speed of sound
D. Speed of object- speed of sound
Answer» C. Speed of object + speed of sound
Discussion
5.

Compressible flow mainly deals with ______?

A. Solid dynamics
B. Liquid dynamics
C. Gas dynamics
D. Solid and liquid dynamics
Answer» D. Solid and liquid dynamics
Discussion
6.

Compressible flow is a flow that deals with ______

A. Fluid temperature
B. Fluid pressure
C. Fluid density
D. Fluid geometry
Answer» D. Fluid geometry
Discussion
7.

Which among the following is the formula for volumetric flow rate?

A. Q = v/A
B. Q = Av
C. Q = A+v
D. Q = A-v
Answer» C. Q = A+v
Discussion
8.

Pumps increase __________

A. Pressure
B. Velocity
C. Momentum
D. Heat
Answer» B. Velocity
Discussion
9.

With the increase in pressure, the exit velocity _________

A. Decreases
B. Increases
C. Same
D. Independent
Answer» B. Increases
Discussion
10.

The exit velocity in the nozzle increases as per __________

A. Stagnation point
B. Continuity equation
C. Prandtl Number
D. Newton’s law
Answer» C. Prandtl Number
Discussion