Mechanical Engineering : Nuclear Power Plants QUESTIONS AND ANSWERS :: part1 : 11 to 15
Following Mechanical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :
11.The mass number of a substance represents the sum of total number of |
| protons and neutrons in an atom |
| protons and electrons in an atom |
| neutrons and electrons in an atom |
| protons and neutrons in a nucleus |
| protons and electrons in a nucleus. |
12.Which of the following particles is the lightest |
| nucleus |
| electron |
| proton |
| meson |
| neutron. |
13.Moderator in nuclear plants is used to |
| reduce temperature |
| extract heat from nuclear reaction |
| control the reaction |
| cause collision with the fast moving neutrons to reduce their speed |
| moderate the radioactive pollution. |
14.The energy required to be applied to a radioactive nucleus for the emission of a neutron is |
| 1 MeV |
| 2.4 MeV |
| 4.3 MeV |
| 7.8 MeV |
| 20 MeV. |
15.Which of the following nuclear reactor does not need a heat exchanger for generation of steam |
| gas cooled |
| liquid metal cooled |
| pressurised water |
| boiling water |
| none of the above. |
More Nuclear Power Plants QUESTIONS AND ANSWERS available in next pages
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