MCQOPTIONS
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MCQOPTIONS
This section includes 8 Mcqs, each offering curated multiple-choice questions to sharpen your Rocket Propulsion knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Pressurizing gas cannot perform ___________ |
| A. | operation of valves |
| B. | operation of controls |
| C. | admission of propellants into the tank |
| D. | expulsion of propellants away from the tank |
| Answer» D. expulsion of propellants away from the tank | |
| 2. |
Which of the following pressurization techniques involves combustion inside the propellant tank? |
| A. | Chemical pressurization |
| B. | Gas fed pressurization |
| C. | This is not possible |
| D. | Dynamic pressurization |
| Answer» B. Gas fed pressurization | |
| 3. |
For pressurizing cryogenic propellant tanks, the amount of gas required is _________ compared to an equivalent tank containing a non-cryogenic propellant. |
| A. | more |
| B. | less |
| C. | equal |
| D. | not related in any way |
| Answer» B. less | |
| 4. |
Propellant tanks containing oxygen and nitrogen tetroxide can be pressurized using _________ |
| A. | helium and nitrogen respectively |
| B. | nitrogen and helium respectively |
| C. | helium alone |
| D. | nitrogen alone |
| Answer» D. nitrogen alone | |
| 5. |
Which of the following is not true about the pressurizing gas? |
| A. | It shouldn t be soluble in the liquid propellant |
| B. | It shouldn t condense in the presence of the liquid propellant |
| C. | It should be inert |
| D. | It should have at least 10% moisture content |
| Answer» E. | |
| 6. |
Pump feed systems don t require positive pressure in the tank. |
| A. | True |
| B. | False |
| Answer» C. | |
| 7. |
Which of the following gases cannot be used for gas pressure feed systems? |
| A. | Helium |
| B. | Nitrogen |
| C. | Argon |
| D. | Ozone |
| Answer» E. | |
| 8. |
Tank pressure for the pressure feed system is between ___________ and __________ |
| A. | 100 psi; 2000 psi |
| B. | 200 psi; 1800 psi |
| C. | 300 psi; 2400 psi |
| D. | 800 psi; 3000 psi |
| Answer» C. 300 psi; 2400 psi | |