Category: Nuclear Power Engineering

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

A. Slows down
B. Absorbs
C. Accelerates
D. Reflects

A. α
B. β
C. γ
D. α & β