Which is used as a coolant in nuclear reactor due to its high capture cross-section ?
Which is used as a coolant in nuclear reactor due to its high capture cross-section ?
A. H2
B. N2
C. He
D. CO2
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The size of an atom is of the order of one __________________?
The size of an atom is of the order of one __________________?A. °Angstrom
B. Fermi
C. Micron
D. mmTarapur (INDIA) atomic power station____________________?
Tarapur (INDIA) atomic power station____________________?A. Has two boiling water reactors of American design
B. Has an installed capacity of 400 MW
C. Is the first power reactor in India, which became critical in 1969
D. All A., B. and C.Absorption/scattering cross-section of an element is expressed in “barn”, which is equivalent to___________________?
Absorption/scattering cross-section of an element is expressed in “barn”, which is equivalent to___________________?A. 10-24 cm2
B. 10-12 cm
C. 1 Angstrom
D. 10-24 cmVelocity of the thermal neutron (< 0.025 eV) used for fission of U-235 is around _____________ m/sec?
Velocity of the thermal neutron (< 0.025 eV) used for fission of U-235 is around _____________ m/sec?A. 1
B. 2200
C. 3 × 1011
D. 9 × 1021Which of the following is not, a fertile material ?
Which of the following is not, a fertile material ?A. Th-232
B. U-238
C. U-233
D. None of theseSafety rods provided in nuclear reactors to guard against accidents, in case of earthquake are made of___________________?
Safety rods provided in nuclear reactors to guard against accidents, in case of earthquake are made of___________________?A. High carbon steel
B. Molybdenum
C. Zircaloy
D. Boron or cadmium