- (A) Plane
- (B) Rutherford
- (C) Fermi
- (D) Hahn and Strassmann
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- (A) Molten sodium cooled
- (B) Helium cooled
- (C) Boiling water
- (D) Pressurised water
- (A) α-rays
- (B) β-rays
- (C) γ-rays
- (D) X-rays
- (A) Good absorber of neutrons
- (B) Solid substance
- (C) Poor absorber of neutrons
- (D) None of these
- (A) Electrons and three protons
- (B) Protons
- (C) Neutrons
- (D) Electrons
- (A) Plutonium
- (B) Enriched uranium
- (C) Natural uranium
- (D) Thorium
- (A) Graphite
- (B) Heavy water
- (C) Beryllium
- (D) No
- (A) 1
- (B) 2200
- (C) 3 × 1011
- (D) 9 × 1021
- (A) It is difficult to control fusion reaction
- (B) The fuel required (e.g. deuterium and tritium) is scarce
- (C) It is difficult to initiate fusion reaction
- (D) Quantity of fuel required for initiating fusion reaction is prohibitively high
- (A) Pitchblende
- (B) Monazite sand
- (C) Cassiterite
- (D) Chalcopyrite
