A. Isotopes
B. Isobars
C. Isotones
D. None of these
Related Mcqs:
- “Critical mass” is the minimum mass of nuclear fissile material required for the__________________?
A. Sustainment of chain reaction
B. Power generation on commercial scale
C. Economic power generation
D. None of these - “Critical mass” is the minimum mass of nuclear fissile material required for the_______________________?
A. Sustainment of chain reaction
B. Power generation on commercial scale
C. Economic power generation
D. None of these - The ratio of mass of a neutron to that of an electron is about 1839. What is the ratio of the mass of a proton to that of an electron?
A. 159
B. 1837
C. 2537
D. 10000 - The sum of masses of two nuclei produced in nuclear fission compared to the mass of original nucleus is_____________________?
A. Less
B. More
C. Same
D. Much more - Neutrons have mass approximately equal to that of _____________ atoms?
A. Hydrogen
B. Helium
C. Deuterium
D. None of these - The mass number of an element is equal to the number of _____________ in the nucleus?
A. Electrons
B. Neutrons
C. Protons
D. Neutrons plus protons (i.e., nucleons) - In a homogeneous nuclear reactor, the _____________ are mixed together?
A. Fuel & coolant
B. Fuel & moderator
C. Coolant & moderator
D. None of these - In a nuclear explosion, the energy is released primarily in the form of _____________ energy?
A. Potential
B. Thermal
C. Kinetic
D. Electrical - Nuclear reactors are provided with shield to guard against the emission of mainly _____________ rays?
A. X
B. α and β
C. Neutrons & gamma
D. Infrared - Energy produced in the nuclear fission is of the order of _____________ MeV?
A. 20
B. 200
C. 1000
D. 2000
