MCQOPTIONS
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MCQOPTIONS
This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Aerodynamics Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The governing equations for quasi – one – dimensional flow is used to find properties of flow in a nozzle. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
What is the differential form of energy equation for quasi one – dimensional flow? |
| A. | dh – u2du = 0 |
| B. | dh – udu = 0 |
| C. | dh + u2du = 0 |
| D. | dh + udu = 0 |
| Answer» E. | |
| 3. |
What is the differential form of momentum equation for the quasi one – dimensional flow known as? |
| A. | Froude equation |
| B. | Euler’s equation |
| C. | Kelvin’s equation |
| D. | Bernoulli’s equation |
| Answer» C. Kelvin’s equation | |
| 4. |
Which is the Euler’s equation for the quasi – one dimensional flow? |
| A. | dp = \(\frac {ρ}{u}\)du |
| B. | dp = –\(\frac {u}{ρ}\)du |
| C. | dp = -ρudu |
| D. | dp = ρudu |
| Answer» D. dp = ρudu | |
| 5. |
What is the momentum equation for a quasi – one dimensional flow? |
| A. | p1A1 + ρ1u\(_1^2\)A1 + \(\int_{A_1}^{A_2}\)pdA = p2A2 + ρ2u\(_2^2\)A2 |
| B. | p1A1u1+ ρ1u\(_1^2\)A1 + \(\int_{A_1}^{A_2}\)pdA = p2A2u2+ ρ2u\(_2^2\)A2 |
| C. | p1A1 + ρ1u\(_1^2\)A1 = p2A2 + ρ2u\(_2^2\)A2 |
| D. | p1A1u1+ ρ1u\(_1^2\)A1 = p2A2u2+ ρ2u\(_2^2\)A2 |
| Answer» B. p1A1u1+ ρ1u\(_1^2\)A1 + \(\int_{A_1}^{A_2}\)pdA = p2A2u2+ ρ2u\(_2^2\)A2 | |
| 6. |
What causes the flow properties to vary in quasi – one – dimensional flow? |
| A. | Cross – sectional area |
| B. | Normal shock |
| C. | Head addition |
| D. | Frictional drag |
| Answer» B. Normal shock | |