Explore topic-wise MCQs in Fluid Mechanics.

This section includes 6 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.

Rectangular notch may or may not have ventilation.

A. True
B. False
Answer» C.
2.

We need to obligatorily have ventilation in triangular notch.

A. True
B. False
Answer» C.
3.

What is main reading required in calculation for rectangular notch or weir.

A. H
B. x, x is angle
C. L
D. None of the mentioned
Answer» B. x, x is angle
4.

Find the discharge over triangular notch of angle 50 when the head over the V notch

A. .93 m<sup>3</sup>/min
B. 1.45 m<sup>3</sup>/min
C. .88 m<sup>3</sup>/min
D. .90 m<sup>3</sup>/min
Answer» B. 1.45 m<sup>3</sup>/min
5.

The head of water over a rectangular notch is 700 mm. The discharge is 200 litres/s. Find the length of the notch, when CD =.63

A. .125 m
B. .265 m
C. .250 m
D. .200 m
Answer» B. .265 m
6.

Find the discharge of water flowing over a rectangular notch of 1.5 m length when the constant head over the notch is 275 mm. Take Cd = .60

A. 400 lit/s
B. 465 lit/s
C. 385 lit/s
D. 575 lit/s
Answer» D. 575 lit/s