A. atomic power
B. energy
C. voltage
D. radio activity
E. there is no such unit.
Related Mcqs:
- A nuclear unit becoming critical means_______________?
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 - The unit of radio-activity is_____________?
A. electron-volt
B. electron-ampere
C. curie
D. MeV
E. AMU - Which of the following nuclear reactor does not need a heat exchanger for generation of steam____________________?
A. gas cooled
B. liquid metal cooled
C. pressurised water
D. boiling water
E. none of the above - A nuclear fission produces energy of following order in MeV___________________?
A. 20
B. 200
C. 2000
D. 20,000
E. 2 x 105 - Which of the following particles is the lightest__________________?
A. nucleus
B. electron
C. proton
D. meson
E. neutron - Hydrogen is preferred as better coolant in comparison to C02 because former_____________________?
A. is lighter
B. is inert
C. has high specific heat
D. is a good conductor
E. all of the above - The function of control rods in nuclear plants is to__________________?
A. control temperature
B. control readioactive pollution
C. control absorption of neutron
D. control fuel consumption
E. none of the above - The size of the reactor is said to be critical when_________________?
A. chain reaction can be initiated
B. it becomes uncontrollable
C. it explodes
D. it produces no power
E. it produces tremendous power - In order to have constant clain reaction to produce a constant rate of heat output, the value of ratio of the number of neutrons in one generation to the number of neutrons in the immediately preceding generation must be________________?
A. greater than 1.0
B. less than 1.0
C. equal to zero
D. equal to 1.0
E. equal to infinity - A fast breeder reactor__________________?
A. uses graphite rods as moderator
B. has powerful moderator
C. has no moderator
D. uses ferrite material as moderator
E. uses pressurised water as moderator
