Explore topic-wise MCQs in Fluid Mechanics.

This section includes 3 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.

Three flows named as 1,2 and 3 are observed. The flow velocities are v1 and v2. If all other geometrical factors remain the same along with the fluid considered, flow is more likely to be laminar?

A. flow 1 if v1 > v2
B. flow 2 if v1 > v2
C. always flow 1
D. always flow 2
Answer» B. flow 2 if v1 > v2
Discussion
2.

Three flows named as 1,2 and 3 are observed. The Reynold s number for the three are 100, 1000 and 10000. Which of the flows will be laminar?

A. only 1
B. only 1 and 2
C. 1, 2 and 3
D. only 3
Answer» C. 1, 2 and 3
Discussion
3.

The velocity of entrance and exit through a nozzle remains the same. Is this ever possible?

A. only if the flow is compressible
B. only if the flow is laminar
C. only if the flow is rotational
D. never possible
Answer» B. only if the flow is laminar
Discussion