A. protons in the nucleus
B. electrons in me nucleus
C. neutrons in the nucleus
D. electrons in the atom
E. neutrons in the atom
0
Which is not identical for an atom and an isotope_________________?
0
A nuclear unit becoming critical means_______________?
A. mass number
B. atomic number
C. chemical properties
D. position in periodic table
E. all of the above
0
The total energy released in fission of U is__________________?
A. it is generating power to rated capacity
B. it is capable of generating much more than rated capacity
C. there is danger of nuclear spread
D. chain reaction that causes automatic splitting of the fuel nuclei has been established
E. it generates no heat
0
Boiling water reactor employs__________________?
A. 5 MeV
B. 10 MeV
C. 199 MeV
D. 168 MeV
E. 11 MeV
0
One gram of uranium will produce energy equivalent to approximately____________________?
A. boiler
B. direct cycle of coolant system
C. double circuit system of coolant cycle
D. multi pass system
E. single circuit system
0
Breeder reactor has a conversion ratio of_____________________?
A. 1 tonne of high grade coal
B. 4.5 tonnes of high grade coal
C. 10 tonnes of high grade coal
D. 100 tonnes of high grade coal
E. 1000 tonnes of high grade coal
0
Fast breeder reactor uses___________________?
A. unity
B. more than unity
C. less than unity
D. zero
E. infinity
0
Which of the following nuclear reactor does not need a heat exchanger for generation of steam____________________?
A. boiler
B. direct cycle of coolant system
C. double circuit system of coolant cycle
D. multi pass system
E. single circuit system