Explore topic-wise MCQs in Fluid Mechanics.

This section includes 8 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.

CALCULATE_THE_SPECIFIC_ENERGY_FOR_THE_MOST_ECONOMICAL_RECTANGULAR_CHANNEL_HAVING_DEPTH_2M_AND_WIDTH_4M_IF_THE_BED_SLOPE_OF_THE_CHANNEL_IS_1_IN_1200._C_=_35.?$

A. 2.05m
B. 3.05m
C. 4.05m
D. 5.05m
Answer» B. 3.05m
Discussion
2.

Estimate the specific energy for the most economical trapezoidal channel section having depth of 5m, side slope of 1H:4V and bed slope of 1 in 1200.$

A. 1.14m
B. 2.14m
C. 3.14m
D. 4.14m
Answer» C. 3.14m
Discussion
3.

Calculate the average shear stress for a rectangular channel having depth 0.5m, width 0.8m if the specific energy is 0.56m?

A. 2.32 N/m<sup>2</sup>
B. 3.32 N/m<sup>2</sup>
C. 4.32 N/m<sup>2</sup>
D. 5.32 N/m<sup>2</sup>
Answer» D. 5.32 N/m<sup>2</sup>
Discussion
4.

The specific energy of a rectangular channel having dimensions 2m√ó3m is 3.095m. Calculate the friction factor.$

A. 0.01
B. 0.02
C. 0.03
D. 0.04
Answer» D. 0.04
Discussion
5.

Calculate the velocity of flow through a channel having depth of 1.2m and specific energy equal to 1.24m.

A. 0.6 m/s
B. 0.7 m/s
C. 0.8m/s
D. 0.9m/s
Answer» E.
Discussion
6.

The specific energy of a channel section is 1.01m and the velocity of flow is 0.5m‚ÅÑs, calculate the depth of flow.$

A. 0.8m
B. 1.0m
C. 1.2m
D. 1.4m
Answer» C. 1.2m
Discussion
7.

The depth of a trapezoidal channel section is 2m, base width of 3m and has a side slope of 1H:2V. Calculate n if the bed slope is 1 in 1000.

A. 0.012
B. 0.013
C. 0.014
D. 0.015
Answer» C. 0.014
Discussion
8.

The dimensions of a rectangular channel are 3m in depth and 4m in width. Calculate the bed slope of the channel if the specific energy is 3.13m. [C=50]

A. 1 in 1000
B. 1 in 1100
C. 1 in 1200
D. 1 in 1300
Answer» D. 1 in 1300
Discussion