Heavy water has maximum density at ______________ °C ?
Heavy water has maximum density at ______________ °C ?
A. 4
B. 11.6
C. 0
D. 18.6
Nuclear Power Engineering
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In the nuclear reaction, 93N239→ 94Pu239 + ?; the missing particle is a/an__________________?
In the nuclear reaction, 93N239→ 94Pu239 + ?; the missing particle is a/an__________________?A. Electron
B. Proton
C. Neutron
D. Position -
The molecular weight of heavy water is_________________?
The molecular weight of heavy water is_________________?A. 10
B. 18
C. 20
D. 36 -
Spent fuel from the nuclear thermal reactor contains__________________?
Spent fuel from the nuclear thermal reactor contains__________________?A. Fission products
B. Plutonium
C. Unused fuel
D. All A., B. & C. -
The function of moderators in nuclear reactor is to _________________?
The function of moderators in nuclear reactor is to _________________?A. Slow down the secondary neutrons
B. Absorb the secondary neutrons
C. Control the chain reaction
D. None of these -
Which of the following undergoes fission reaction easily ?
Which of the following undergoes fission reaction easily ?A. U-235
B. U-238
C. Th-232
D. None of these -
Which of the following may be used to measure the rate of nuclear disintegration ?
Which of the following may be used to measure the rate of nuclear disintegration ?A. Geiger-Muller Counter
B. Cyclotron
C. Cold chamber
D. Mass spectrograph -
Pressure of CO2 gas (which is a coolant) in the Calder-Hall nuclear reactor is ______________ kgf/cm2?
Pressure of CO2 gas (which is a coolant) in the Calder-Hall nuclear reactor is ______________ kgf/cm2?A. 0.2
B. 7
C. 35
D. 50 -
Hydrogen bomb employs the nuclear fusion of __________________ ?
Hydrogen bomb employs the nuclear fusion of __________________ ?A. Hydrogen
B. Deuterium
C. Tritium
D. Helium -
Coolant used in a fast breeder reactor is____________________?
Coolant used in a fast breeder reactor is____________________?A. Molten sodium
B. Heavy water
C. Ordinary water
D. Helium