A. Isotopes
B. Isobars
C. Isotones
D. None of these
A. 90U234
B. 90U238
C. 90U236
D. 92U236
A. Mass
B. Atomic
C. Both A. & B.
D. Neither A. nor B.
A. Fissile atoms are evenly distributed throughout the mass of nuclear reactor
B. Same substance (e.g. heavy water) is used as moderator & coolant
C. The fuel and the moderator is mixed to form a homogeneous material
D. All A., B. and C.
A. Th-232
B. U-238
C. U-233
D. None of these
A. 3/4th of it will disintegrate in two months
B. It will completely disintegrate in two months
C. It will completely disintegrate in four months
D. 1/8th of it will remain intact at the end of four months
A. Graphite
B. Cadmium
C. Zircaloy (an alloy of zirconium and aluminium)
D. Stainless steel