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31
The first underground nuclear test was conducted by India at
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Answer: Option B
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32
A fertile material is the one, which can be
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Answer: Option A
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33
Uranium ore is currently mined & concentrated at
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Answer: Option A
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34
A radioactive substance does not emit
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Answer: Option B
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35
Velocity of the thermal neutron (< 0.025 eV) used for fission of U-235 may be around . . . . . . . . m/sec.
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Answer: Option B
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36
Moderating material used in a thermal reactor should be a
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Answer: Option C
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37
Energy produced in the nuclear fission is of the order of . . . . . . . . MeV.
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Answer: Option B
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38
"Critical mass" is the minimum mass of nuclear fissile material required for the
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Answer: Option A
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39
Which of the following is not a naturally occurring nuclear fuel?
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Answer: Option C
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40
A homogeneous nuclear reactor is the one, in which the
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Answer: Option C
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