MCQOPTIONS
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MCQOPTIONS
This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Aerodynamics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
If the Laplace equation is satisfied by the velocity potential, then the fluid flows. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
What is the nature of the flow having a velocity potential? |
| A. | Rotational |
| B. | Irrotational |
| C. | Inviscid |
| D. | Viscous |
| Answer» C. Inviscid | |
| 3. |
If the velocity potential is given by ϕ = +2x2 – 4xy2 + \( \frac {8x^2}{y}\), then what is the value of velocity component in x – direction at point (2,1)? |
| A. | 30 m/s |
| B. | 15 m/s |
| C. | 36 m/s |
| D. | 24 m/s |
| Answer» D. 24 m/s | |
| 4. |
Which of these equations is satisfied by the velocity potential equation? |
| A. | Laplace equation |
| B. | Fano’s equation |
| C. | Bernoulli’s equation |
| D. | Rayleigh equation |
| Answer» B. Fano’s equation | |
| 5. |
For an irrotational flow, what is the relation for the velocity potential? |
| A. | V = ∇ × ϕ |
| B. | V = ∇ϕ |
| C. | V = -∇ × V |
| D. | V = (∇ × V)ϕ |
| Answer» C. V = -∇ × V | |
| 6. |
For an irrotational flow having velocity potential ϕ = 2x + 3z2 – 4y2 + 8x2, the flow field satisfies continuity equation. |
| A. | True |
| B. | False |
| Answer» C. | |