Which one is the radioactive isotope of hydrogen ?
Which one is the radioactive isotope of hydrogen ?
A. Deuterium
B. Ortho-hydrogen
C. Tritium
D. None of these
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Isotopes of an element have the same__________________?
Isotopes of an element have the same__________________?A. Number of neutrons
B. Mass number
C. Electronic configuration
D. Atomic weightIn a homogeneous nuclear reactor, the _____________ are mixed together?
In a homogeneous nuclear reactor, the _____________ are mixed together?A. Fuel & coolant
B. Fuel & moderator
C. Coolant & moderator
D. None of theseThermal nuclear reactors using enriched uranium as fuel contains a maximum of ____________ percent fissile material i.e. U-235?
Thermal nuclear reactors using enriched uranium as fuel contains a maximum of ____________ percent fissile material i.e. U-235?A. 1
B. 2
C. 3
D. 7An ideal coolant for a nuclear reactor should ________________?
An ideal coolant for a nuclear reactor should ________________?A. Be a good absorber of neutrons
B. Be capable of attaining high temperature, only when it is pressurised
C. Have high density, but low heat transfer co-efficient
D. Be free from radiation damage and non-corrosiveWhich of the following is artificially produced as it does not occur in nature ?
Which of the following is artificially produced as it does not occur in nature ?A. Uranium-235
B. Uranium-233
C. Plutonium-239
D. Both B. and C.In a nuclear explosion, the energy is released primarily in the form of _____________ energy?
In a nuclear explosion, the energy is released primarily in the form of _____________ energy?A. Potential
B. Thermal
C. Kinetic
D. Electrical