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Nuclear Power Plants - Interview Questions and Answers

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36. Pick up the wrong statement Fast breeder reactors
A. operate at extremely high power densities.
B. are liquid-metal cooled
C. produce more fuel than they consume
D. are unmoderated
E. use water as coolant.
Explanation:
37. 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.
Explanation:
38. U238 will undergo fission by
A. high energy (fast) neutrons alone
B. low energy (slow) neutrons alone
C. either fast or slow neutrons
D. medium energy neutrons
E. none of the above.
Explanation:
39. U235 will undergo fission by
A. high energy (fast) neutrons alone
B. low energy (slow) neutrons alone
C. either fast or slow neutrons
D. medium energy neutrons
E. none of the above.
Explanation:
40. The risk of radioactive hazard is greatest in the turbine with following reactor
A. pressurized water
B. boiling water
C. gas cooled
D. liquid metal cooled
E. all of the above.
Explanation:
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