Explore topic-wise MCQs in Fluid Mechanics.

This section includes 11 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.

A_CIRCULAR_CHANNEL_HAS_DIAMETER_OF_6M,_CALCULATE_THE_SPECIFIC_ENERGY_OF_THE_CHANNEL_IF_THE_BED_SLOPE_OF_THE_CHANNEL_IS_1_IN_1000._GIVEN:_C_=_60.?$

A. 5.27m
B. 6.27m
C. 7.27m
D. 8.27m
Answer» C. 7.27m
2.

CALCULATE_THE_SPECIFIC_ENERGY_OF_A_TRAPEZOIDAL_CHANNEL_HAVING_DEPTH_2M,_BASE_WIDTH_OF_5M_AND_SIDE_SLOPE_OF_1H:2V._GIVEN_:_S0=_1/1000_AND_C_=_50.?$

A. 2.16m
B. 3.16m
C. 4.16m
D. 5.16m
Answer» B. 3.16m
3.

The specific energy of a triangular channel is 5.06m and the depth of the channel is 5m having side slope of 1H:4V then calculate the value of C. Given: S0=1 in 1000.$

A. 40
B. 45
C. 50
D. 55
Answer» C. 50
4.

Calculate the specific energy for a triangular channel having depth 4m, side slope 1H:2V and bed slope of 1 in 1000. Given: C = 40?

A. 2.07m
B. 3.07m
C. 4.07m
D. 5.07m
Answer» D. 5.07m
5.

Calculate the specific energy for a rectangular channel having depth 2m and width 3m. Given: Discharge (Q) = 8.78 m3/s.

A. 2.11m
B. 3.11m
C. 4.11m
D. 5.11m
Answer» B. 3.11m
6.

Calculate the specific energy for a channel having depth 3m and velocity of flow being 1.5 m/s

A. 2.11m
B. 3.11m
C. 4.11m
D. 5.11m
Answer» C. 4.11m
7.

For a given discharge Q and area A, specific energy is constant.

A. True
B. False
Answer» B. False
8.

Energy per unit weight of water measured with respect to the datum is called as _______

A. Total energy
B. Specific energy
C. Velocity head
D. Datum head
Answer» C. Velocity head
9.

Which of the following conditions is not true for an uniform flow?

A. y<sub>1</sub> = y<sub>2</sub>
B. S<sub>0</sub> = S<sub>f</sub>
C. Z<sub>1</sub> = Z<sub>2</sub>
D. V<sub>1</sub> = V<sub>2</sub>
Answer» D. V<sub>1</sub> = V<sub>2</sub>
10.

What is the plot between Total energy and channel position called as?

A. Specific grade line
B. Energy grade line
C. Datum line
D. Velocity line
Answer» C. Datum line
11.

What is energy per unit head of water called as __________

A. Total energy
B. Specific energy
C. Velocity head
D. Datum head
Answer» B. Specific energy