A. 3/4
B. 1/6
C. 3
D. 4
A. 90U234
B. 90U238
C. 90U236
D. 92U236
A. Froth floatation technique
B. Leaching with sulphuric acid
C. Smelting in a furnace
D. Dissolving in water
A. Slows down
B. Absorbs
C. Accelerates
D. Reflects
A. The production of radioisotopes
B. Supplying intense fields or beams of neutron for scientific experiments
C. Marine ship propulsion
D. None of these
A. Is recovered from spent fuel from thermal nuclear reactor
B. Has much lower melting point (640°C ) compared to thorium (1690°C)
C. Both A. and B.
D. Neither A. nor B.
A. Should have small absorption cross-section
B. Is generally made of boron, hafnium or cadmium
C. Should have large absorption cross-section
D. Both B. and C.