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Power Plant Engineering

Power Plant Engineering
A nuclear fission is initiated when the critical energy as compared to neutron binding energy of the atoms is

More
Less
Same
There is no such criterion

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Power Plant Engineering
Boiling water reactor uses the following as moderator, coolant and working fluid

Hydrogen gas
Heavy water
Molten lead
Ordinary fluid

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Power Plant Engineering
The risk of radioactive hazard is greatest in the turbine with following reactor

Liquid metal cooled
Pressurised water
Gas cooled
Boiling water

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Power Plant Engineering
Each fission of U₂₃₅ produces following number of fast neutrons per fission

3 neutrons
1, 2 neutrons
1 neutron
2 neutrons

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Power Plant Engineering
Boiling water reactor employs

Multi passes system
Direct cycle of coolant system
Double circuit system of coolant cycle
Boiler

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Power Plant Engineering
A fission chain reaction in uranium can be developed

None of these
Both (A) and (B)
By slowing down fast neutrons so that U₂₃₅ fission continues by slow neutron
By increasing the contents of U₂₃₅

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