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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. |
Calculate the depth in case of circular channel discharging to the maximum extent if the radius of the channel is 2m. |
A. | 1.8m |
B. | 2.8m |
C. | 3.8m |
D. | 4.8m |
Answer» D. 4.8m | |
2. |
Calculate the hydraulic mean depth in case of maximum mean velocity if the radius of the channel is 0.5m. |
A. | 0.3m |
B. | 0.4m |
C. | 0.5m |
D. | 0.6m |
Answer» B. 0.4m | |
3. |
The maximum discharge through a circular channel is 0.61 m3/s and the radius of the section is 0.7m. Calculate the value of n if the bed slope value is 1 in 1100. |
A. | 0.018 |
B. | 0.019 |
C. | 0.020 |
D. | 0.021 |
Answer» D. 0.021 | |
4. |
The maximum discharge through a circular channel is 0.38 m3/s and the radius of the channel is 0.6m. Calculate the value of C if S0=1 in 1000. |
A. | 45 |
B. | 50 |
C. | 55 |
D. | 60 |
Answer» C. 55 | |
5. |
The maximum discharge through a most economical circular section in case of maximum velocity is 0.16 m3/s calculate the bed slope of the channel if the radius is 0.4m and C = 55. |
A. | 1 in 1000 |
B. | 1 in 1100 |
C. | 1 in 1200 |
D. | 1 in 1300 |
Answer» D. 1 in 1300 | |
6. |
Determine the depth of flow in case of maximum velocity when the radius of the channel is 2.2m. |
A. | 3.56m |
B. | 4.56m |
C. | 5.56m |
D. | 6.56m |
Answer» B. 4.56m | |
7. |
What is the depth of flow in case most economical circular section considering maximum velocity? |
A. | 0.61D |
B. | 0.71D |
C. | 0.81D |
D. | 0.91D |
Answer» D. 0.91D | |
8. |
What is the value of the in case of most economical circular channel section? |
A. | 128 45 |
B. | 129 45 |
C. | 130 45 |
D. | 131 45 |
Answer» B. 129 45 | |
9. |
What is the condition for maximum velocity in case of most economical circular section? |
A. | sin u2061 2 =2 |
B. | cos u2061 2 =2 |
C. | tan u2061 2 =2 |
D. | sec u2061 2 =2 |
Answer» D. sec u2061 2 =2 | |
10. |
Which of the following conditions is taken into account in case of most economical circular channel section? |
A. | Minimum wetted perimeter |
B. | Minimum wetted area |
C. | Maximum velocity |
D. | Maximum depth |
Answer» D. Maximum depth | |