MCQOPTIONS
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MCQOPTIONS
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. |
Calculate the rate of change of specific energy if the bed slope is 1 in 1000 and Sf = 0.00007.a) 6.3×10-3mb) 7.3×10-3mc) 8.3×10-3md) 9.3×10-3mAnswer: dExplanation: 10. Estimate the value of Sf if the value of bed slope is 1 in 800 and and dE⁄dx = 10-3m. |
| A. | 6.3×10-3mb) 7.3×10-3mc) 8.3×10-3md) 9.3×10-3mAnswer: dExplanation: 10. Estimate the value of Sf if the value of bed slope is 1 in 800 and and dE⁄dx = 10-3m.a) 0.00015 |
| B. | 7.3×10-3mc) 8.3×10-3md) 9.3×10-3mAnswer: dExplanation: 10. Estimate the value of Sf if the value of bed slope is 1 in 800 and and dE⁄dx = 10-3m.a) 0.00015b) 0.00025 |
| C. | 8.3×10-3md) 9.3×10-3mAnswer: dExplanation: 10. Estimate the value of Sf if the value of bed slope is 1 in 800 and and dE⁄dx = 10-3m.a) 0.00015b) 0.00025c) 0.00035 |
| D. | 9.3×10-3mAnswer: dExplanation: 10. Estimate the value of Sf if the value of bed slope is 1 in 800 and and dE⁄dx = 10-3m.a) 0.00015b) 0.00025c) 0.00035d) 0.00045Answer: bExplanation: dE⁄dx = S0 – Sf; Sf = 0.00025.advertisement/**/ var adpushup = adpushup || {}; adpushup.que = adpushup.que || []; adpushup.que.push(function() { adpushup.triggerAd("90f55663-effd-4105-b1e7-29d86b526544"); });/**/Sanfoundry Global Education & Learning Series – Fluid Mechanics.To practice all areas of Fluid Mechanics, here is complete set of 1000+ Multiple Choice Questions and Answers.Participate in the Sanfoundry Certification contest to get free Certificate of Merit. Join our social networks below and stay updated with latest contests, videos, internships and jobs!Telegram | Youtube | LinkedIn | Instagram | Facebook | Twitter | PinterestYoutube | LinkedIn | Instagram | Facebook | Twitter | Pinterest« Prev - Fluid Mechanics Questions and Answers – Critical Flow in Different Channel Sections – 2» Next - Fluid Mechanics Questions and Answers – Gradually Varied Flow(GVF) – 2 |
| Answer» E. | |
| 2. |
The discharge through a circular channel section having diameter 4m which is running half is 4.35 m3/s and the value of slope of energy line is Sf = 0.0003, calculate the value of C. |
| A. | 50 |
| B. | 45 |
| C. | 40 |
| D. | 35 |
| Answer» D. 35 | |
| 3. |
Calculate the discharge through a trapezoidal channel section if the depth of the channel is 3m and the base width is 3m. Given: C = 30, Sf = 0.0005, A = 12m2. |
| A. | 6.10 m3/s |
| B. | 7.10 m3/s |
| C. | 8.10 m3/s |
| D. | 9.10 m3/s |
| Answer» E. | |
| 4. |
Calculate Sf for a triangular channel if the depth of the channel is 5m and the side slope is 1H:2V. Given: Q = 5.80 m3/s , C = 40. |
| A. | 0.0001 |
| B. | 0.00011 |
| C. | 0.00012 |
| D. | 0.00013 |
| Answer» D. 0.00013 | |
| 5. |
Calculate the total discharge though a rectangular channel having depth 2m and width 4m if the value of C = 50 and if the slope of the energy line is 0.00004. |
| A. | 1.53 m3/s |
| B. | 2.53 m3/s |
| C. | 3.53 m3/s |
| D. | 4.53 m3/s |
| Answer» C. 3.53 m3/s | |
| 6. |
Which of the following assumptions about a GVF is false? |
| A. | Channel is prismatic |
| B. | Pressure distribution is hydrostatic |
| C. | Flow characteristics change with time |
| D. | Roughness co efficient is constant |
| Answer» D. Roughness co efficient is constant | |