Main source of __________ is monazite sand.
A. Uranium
B. Polonium
C. Hafnium
D. Thorium
Answer: Option D
Related Questions on Nuclear Power Engineering
Heavy water (D2O) in a nuclear reactor serves as a
A. Coolant
B. Moderator
C. Both A & B
D. Neutron absorber
Moderating material used in a thermal-reactor should be a
A. Good absorber of neutrons
B. Solid substance
C. Poor absorber of neutrons
D. None of these
Join The Discussion