The 92U238 emits an a-particle. The product is____________________?
The 92U238 emits an a-particle. The product is____________________?
A. 90U234
B. 90U238
C. 90U236
D. 92U236
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Uranium percentage in monazite sand is about________________?
Uranium percentage in monazite sand is about________________?A. 0.01
B. 0.25
C. 1.2
D. 7Percentage of heavy water in ordinary water is around__________________?
Percentage of heavy water in ordinary water is around__________________?A. 0.015
B. 7.54
C. 0.71
D. 32.97Absorption/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 cmThe atomic number of an element is equal to the number of ______________ present in its atom?
The atomic number of an element is equal to the number of ______________ present in its atom?A. Neutrons
B. Electrons
C. Protons
D. Either B. or C.The electric power generation cost in nuclear power plant is less than that in a coal based thermal power plant, mainly because the________________?
The electric power generation cost in nuclear power plant is less than that in a coal based thermal power plant, mainly because the________________?A. Fuel cost per unit power generated is less
B. Thermal efficiency of the former is higher
C. Maintenance cost of the former is less
D. None of theseThe number of neutrons in the nucleus of Uranium-233 (92U233) is _________________?
The number of neutrons in the nucleus of Uranium-233 (92U233) is _________________?A. 141
B. 92
C. 233
D. 325