MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
How much pressure ratio makes one Mach number? |
| A. | 0 |
| B. | 1 |
| C. | 2 |
| D. | 3 |
| Answer» D. 3 | |
| 2. |
Maximum achievable velocity of a gas is directly proportional to__________ |
| A. | Specific heat |
| B. | Deceleration |
| C. | Velocity |
| D. | Pressure |
| Answer» B. Deceleration | |
| 3. |
Which among the following is an example of a converging-diverging nozzle? |
| A. | De Laval nozzle |
| B. | High velocity nozzle |
| C. | Magnetic nozzle |
| D. | Vacuum nozzle |
| Answer» B. High velocity nozzle | |
| 4. |
The area of the duct is either maximum or minimum when the_________ |
| A. | Mach number = 1 |
| B. | Mach > 1 |
| C. | Mach = 0 |
| D. | Mach < 0 |
| Answer» B. Mach > 1 | |