A. Radioactive decay
B. Thermionic emission
C. Nuclear fusion
D. Combustion
Related Mcqs:
- The number of neutrons accompanying the formation of 54Xe139 and 38Sr94 from the absorption of a slow neutron by 92U235, followed by nuclear fission is __________________?
A. 1
B. 2
C. 3
D. 4 - First experimental observation of nuclear fission was done by ____________________?
A. Plane
B. Rutherford
C. Fermi
D. Hahn and Strassmann - An element having large number of ______________ is most easily subjected to nuclear fission?
A. Protons
B. Electrons
C. Neutrons
D. Nucleons - 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 - The velocity of thermal (slow) neutrons triggering nuclear fission reaction (having energy equal to 0.025 eV) is about ______________ metres/second?
A. 1100
B. 2200
C. 3300
D. 4400 - Energy produced in the nuclear fission is of the order of _____________ MeV?
A. 20
B. 200
C. 1000
D. 2000 - Critical energy should be _______________ the neutron binding energy of the atom in order to initiate a nuclear fission?
A. Equal to
B. Less than
C. More than
D. Either more or less - Which of the following accounts for the maximum energy release in the nuclear fission process ?
A. Kinetic energy of fission products
B. Radioactive decay of fission products
C. Instantaneous release of γ-rays
D. Kinetic energy of neutrons - Thermal neutrons which are used to cause the fission of U-235 have energy _____________ eV?
A. < 0.025
B. > 1
C. 1-25
D. > 200 - 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 × 1021
