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Power Plant Engineering

Power Plant Engineering
The nuclear radiators produced in a reactor which must be shielded are

α, β and γ rays
Electrons
None of these
Neutron and gamma rays

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Power Plant Engineering
Gas cooled reactor uses following materials as moderator, and coolant

Graphite, CO2
Heavy water, CO2
Lead, H2
Graphite, air

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Power Plant Engineering
Which of the following nuclear reactor does not need a heat exchanger for generation of steam?

Liquid metal cooled
Boiling water
Gas cooled
Pressurised water

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Power Plant Engineering
The main interest of shielding in nuclear reactor is protection against

X-rays
Neutrons and gamma rays
Infrared rays
Electrons

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Power Plant Engineering
The unit of radioactivity is

Electron ampere
Electron volt
Curie
MV

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

Absorbing all neutrons
Accelerating fast neutrons
Using moderator
Slowing down fast neutrons so that Uz fission continues by slow motion neutrons

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