Category: Nuclear Power Engineering

A. Atoms with same number of nucleons but different number of protons are called isobars
B. Atoms with same number of protons but different number of nucleons are called isoters
C. Out of α, β, and γ-rays, the one having maximum penetration power are γ-rays
D. The product formed by emission of α-particle has mass number less by 4 units than the parent nuclide

A. Uranium
B. Plutonium
C. Radium
D. None of these

A. α-ray
B. Proton
C. Position
D. β-ray

A. The ratio of the density of the ‘nucleus’ to that of the ‘atom’ is 1012
B. α-particle is identical with a doubly charged helium ion
C. The mass of deuterium atom is half that of helium atom
D. Gamma rays are high energy electrons

A. Uses slower neutrons for fission
B. Uses faster neutrons for fission
C. Gives higher power density
D. Requires less fuel to run at the same power level

A. °Angstrom
B. Fermi
C. Micron
D. mm

A. Alwaye (in Kerala)
B. Jadugoda (in Jharkhand)
C. Kalpakkam (in Tamilnadu)
D. Gopalpur coast (in Orissa)

A. Positron is the antiparticle of electron
B. In α-decay, the ratio of neutron to proton decreases
C. Ionising power of β-rays is higher than that of α-rays
D. Speed of α-rays is more than that of γ-rays

A. U-235
B. U-238
C. U-239
D. Pu-239

A. Th-232
B. U-238
C. U-233
D. None of these