MCQOPTIONS
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MCQOPTIONS
This section includes 20 Mcqs, each offering curated multiple-choice questions to sharpen your Energy Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following part in a nuclear reactor minimizes the neutron leakage? |
| A. | Shield |
| B. | Control rods |
| C. | Reflector |
| D. | Moderator |
| Answer» D. Moderator | |
| 2. |
Shield is made of _________ |
| A. | Iron Metal enclosure |
| B. | Concrete and water |
| C. | Ceramics walls |
| D. | Copper metal |
| Answer» C. Ceramics walls | |
| 3. |
What types of rays are trapped by shielding? |
| A. | Gamma rays |
| B. | Beta rays |
| C. | X-rays |
| D. | IR rays |
| Answer» B. Beta rays | |
| 4. |
Reactor power is directly proportional to neutron density. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 5. |
90Th232 is fertile isotope produced by fission. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 6. |
WHAT_TYPES_OF_RAYS_ARE_TRAPPED_BY_SHIELDING??$ |
| A. | Gamma rays |
| B. | Beta rays |
| C. | X-rays |
| D. | IR rays |
| Answer» B. Beta rays | |
| 7. |
Which of the following part in a nuclear reactor minimizes the neutron leakage?$ |
| A. | Shield |
| B. | Control rods |
| C. | Reflector |
| D. | Moderator |
| Answer» D. Moderator | |
| 8. |
Shield_is_made_of__________$ |
| A. | Iron Metal enclosure |
| B. | Concrete and water |
| C. | Ceramics walls |
| D. | Copper metal |
| Answer» C. Ceramics walls | |
| 9. |
Which reactor produces only heat? |
| A. | Burner reactor |
| B. | Breeder reactor |
| C. | Thermal reactor |
| D. | Intermediate reactor |
| Answer» B. Breeder reactor | |
| 10. |
In which reactor is fertile material converted into initial fissile material? |
| A. | Breeder reactor |
| B. | Fast reactor |
| C. | Burner reactor |
| D. | Thermal reactor |
| Answer» B. Fast reactor | |
| 11. |
Which reactor has no moderator and its core size is less? |
| A. | Fast reactor |
| B. | Burner reactor |
| C. | Thermal reactor |
| D. | Breeder reactor |
| Answer» B. Burner reactor | |
| 12. |
In which of the following reactor is fission caused by slow or thermal neutrons? |
| A. | Thermal reactor |
| B. | Burner reactor |
| C. | Fast reactor |
| D. | Breeder reactor |
| Answer» B. Burner reactor | |
| 13. |
Reactor power is directly proportional to neutron density? |
| A. | True |
| B. | False |
| Answer» B. False | |
| 14. |
Control rods are made of __________ |
| A. | Cesium |
| B. | Cadmium |
| C. | Tin |
| D. | Gallium |
| Answer» C. Tin | |
| 15. |
What is used in nuclear reactor as a cooling method/device? |
| A. | Coolant |
| B. | Water jackets |
| C. | Air cooler |
| D. | Air vents |
| Answer» B. Water jackets | |
| 16. |
Select the desirable property of a moderator? |
| A. | Moderator should absorb neutrons but slow down the neutrons as early as possible |
| B. | It should have low thermal conductivity for better heat transfer |
| C. | It shouldn’t be chemically unstable |
| D. | It should have low resistance to corrosion |
| Answer» D. It should have low resistance to corrosion | |
| 17. |
What makes the best moderators in nuclear power plant? |
| A. | Material with low atomic number |
| B. | Materials with low atomic mass |
| C. | Materials with high atomic number |
| D. | Materials with high mass number |
| Answer» B. Materials with low atomic mass | |
| 18. |
Which parts function is to reduce the energy of fast neutrons to thermal neutrons in nuclear power plant? |
| A. | Moderator |
| B. | Coolant circulator |
| C. | Control rods |
| D. | Shielding |
| Answer» B. Coolant circulator | |
| 19. |
90Th232 is fertile isotope produced by fission? |
| A. | True |
| B. | False |
| Answer» B. False | |
| 20. |
Which nuclear fuel is usually used in thermal nuclear reactor to create fission? |
| A. | U234 |
| B. | U235 |
| C. | U236 |
| D. | U237 |
| Answer» C. U236 | |