POWER PLANT ENGINEERING QUIZ

For economical operation of a nuclear plant

Coolant should be employed

Used fuel should be reprocessed

Moderator should be used

Control rods should be used

TRUE ANSWER : ?
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The predominant isotope of the naturally occurring element is

U₂₃₅

U₂₃₈

Pu₂₃₉

Pu₂₃₃

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The nuclear energy is measured as

MW

Curie

MeV

Farads

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In order to have constant chain 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

Less than 1.0

Equal to zero

Equal to 1.0

Greater than 1.0

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YOUR ANSWER : ?

Pick up the wrong statement

Fast reactor uses moderator

Slow or thermal neutrons have energy of the order or 0.025 eV

In a heterogeneous or solid fuel reactor, the fuel is mixed in a regular pattern within moderator

Fast neutrons have energies above 1000 eV

TRUE ANSWER : ?
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Solid fuel for nuclear reactions may be fabricated into various small shapes such as

Pins

Plates

Any one of the listed here

Pallets

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The fuel needed, with reflector in nuclear power plant, in order to generate sufficient neutrons to sustain a chain reaction, would be

Zero

More

Same

Less

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Which of the following can be used as a coolant in nuclear plant?

Molten lead

Freon

Light or heavy water

Carbon dioxide

TRUE ANSWER : ?
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In triggering fission, which types of neutrons are more effective?

In bulk

Slow

Static

Fast

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In fast breeder reactors

Any type of moderator can be used

Heavy water is used as the moderator

Moderator is dispensed with

Graphite is used as the moderator

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