Mechanical Engineering : Nuclear Power Plants QUESTIONS AND ANSWERS :: part1 : 16 to 20
Following Mechanical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :
16.The main interest of shielding in nuclear reactor is protection against |
| X-rays |
| infra-red rays |
| a, P, and y rays |
| neutrons and gamma rays |
| electrons. |
17.Which is not identical for an atom and an isotope |
| mass number |
| atomic number |
| chemical properties |
| position in periodic table |
| all of the above. |
18.Reflector in nuclear plants is used to |
| return the neutrons back into the core |
| shield the radioactivity completely |
| check polllution |
| conserve energy |
| is not used. |
19.The commonly used material for shielding is |
| lead or concrete |
| lead and tin |
| graphite or cadmium |
| thick galvanized sheets |
| black carbon papers. |
20.The number of isotopes of hydrogen are |
| 1 |
| 2 |
| U |
| 3 |
| 0 |
More Nuclear Power Plants QUESTIONS AND ANSWERS available in next pages
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