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Mechanical Engineering Exam  >  Mechanical Engineering Tests  >  Test: Nuclear Power Plants - 3 - Mechanical Engineering MCQ

Test: Nuclear Power Plants - 3 - Mechanical Engineering MCQ


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15 Questions MCQ Test - Test: Nuclear Power Plants - 3

Test: Nuclear Power Plants - 3 for Mechanical Engineering 2024 is part of Mechanical Engineering preparation. The Test: Nuclear Power Plants - 3 questions and answers have been prepared according to the Mechanical Engineering exam syllabus.The Test: Nuclear Power Plants - 3 MCQs are made for Mechanical Engineering 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Nuclear Power Plants - 3 below.
Solutions of Test: Nuclear Power Plants - 3 questions in English are available as part of our course for Mechanical Engineering & Test: Nuclear Power Plants - 3 solutions in Hindi for Mechanical Engineering course. Download more important topics, notes, lectures and mock test series for Mechanical Engineering Exam by signing up for free. Attempt Test: Nuclear Power Plants - 3 | 15 questions in 45 minutes | Mock test for Mechanical Engineering preparation | Free important questions MCQ to study for Mechanical Engineering Exam | Download free PDF with solutions
Test: Nuclear Power Plants - 3 - Question 1
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The function of control rods in nuclear plants is to

Test: Nuclear Power Plants - 3 - Question 2
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Reactors designed for propulsion applications uses

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Test: Nuclear Power Plants - 3 - Question 3
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Solid fuel for nuclear reactions may be fabricated into various small shapes such as

Test: Nuclear Power Plants - 3 - Question 4
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Match List-I (Materials) with List-II (Application) the following:
List-I
A. Plutonium-239
B. Thorium-232
C. Cadmium
D. Graphite
List-ll
1. Ferrite material
2. Control rods
3. Moderator
4. Fissile material
Codes:
       A B C D
   ​(a) 4 3 2 1
   (b) 2 1 4 3
   (c) 2 3 4 1
   (d) 4 1 2 3
Test: Nuclear Power Plants - 3 - Question 5
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Which one of the following pairs is not correctly matched?
Test: Nuclear Power Plants - 3 - Question 6
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Identify the type of reactor which converts a ferrite material into fissile isotopes:
Test: Nuclear Power Plants - 3 - Question 7
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Natural uranium is made up of
Detailed Solution for Test: Nuclear Power Plants - 3 - Question 7

There are many elements found in nature as mixture of isotopes of varying quantity such as naturally occurring Uranium called, natural Uranium
It is composed of
99.282%   U238
0.712%     U235
0.066%     U234
where the atomic number is 92 is all three cases.

Test: Nuclear Power Plants - 3 - Question 8
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The unit of radioactivity is
Test: Nuclear Power Plants - 3 - Question 9
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The process by which a heavy nucleus is splitted into two light nuclei is known as
Test: Nuclear Power Plants - 3 - Question 10
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The most commonly used moderator in nuclear power plant is
Detailed Solution for Test: Nuclear Power Plants - 3 - Question 10

Moderator is used to slow down the neutrons as they come at very high velocity
Example of moderators
Ordinary hydrogen
Heavy water
Beryllium
Carbon etc.

Test: Nuclear Power Plants - 3 - Question 11
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Energy released by the fission of one U-235 atom is nearly
Detailed Solution for Test: Nuclear Power Plants - 3 - Question 11

Energy released by fission reaction depends upon the type of reaction.
The reaction given as

This reaction yields 196 MeV energy as fission of U-235 takes place.

Test: Nuclear Power Plants - 3 - Question 12
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A nuclear unit becoming critical means
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The moment, nuclear power plant starts producing nuclear power, it is said that nuclear power plant goes critical.

Test: Nuclear Power Plants - 3 - Question 13
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Which one of the following types of nuclear reactor does not require a heat exchanger?
Detailed Solution for Test: Nuclear Power Plants - 3 - Question 13

Boiling water reactor

In boiling water reactor no heat exchanger is required a mixture of water and steam comes out through the core and steam is separated and allowed to expand in the turbine.

Test: Nuclear Power Plants - 3 - Question 14
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In fast Breader Reactor
Test: Nuclear Power Plants - 3 - Question 15
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The risk of radioactive hazard is greatest in the turbine with the following reactor:
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