Number of secondary neutron emitted on fission of an atom of U-235 by slow neutron bombardment is_______________?
A. 3
B. 235
C. 200
D. 92
A. 3
B. 235
C. 200
D. 92
A. Electron capture
B. β-emission
C. α-emission
D. Positron emission
A. Chain reaction and hence the power output by regulating the number of secondary neutrons
causing fission
B. Emission of hazardous radiation
C. Conversion of fissile material into fertile material
D. Velocity of the secondary neutrons
A. Third
B. Second
C. First
D. Zero
A. Talcher (Orissa)
B. Kaiga (Karnataka)
C. Rawatbhata (Rajasthan)
D. Kalpakkam (Tamilnadu)
A. Barn
B. Fermi
C. Angstrom
D. Curie
A. Homogeneous
B. Graphite moderated
C. Fast breeder
D. Enriched uranium (3% U-235) fuelled
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. Coolant are different materials
B. Coolant are present in different phases (e.g., heavy water and graphite)
C. Fuel are present in different phases (e.g. uranium and heavy water)
D. None of these
A. Uranium
B. Plutonium
C. Radium
D. None of these