Power Plant Engineering - Mechanical Engineering Questions and Answers

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Which of the following is the primary fuel?

A.

U₂₃₃

B.

U

C.

U₂₃₈

D.

Pu

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In boiling water reactor, moderator is

A.

Coolant itself

B.

Ferrite rod

C.

Graphite rod

D.

Liquid sodium metal

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Each fission of U₂₃₅ produces following number of fast neutrons per fission

A.

1 neutron

B.

3 neutrons

C.

1, 2 neutrons

D.

2 neutrons

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Atomic number of an element in the periodic table represents the numbers of

A.

Protons in the nucleus

B.

Electrons in the nucleus

C.

Neutrons in the nucleus

D.

Electrons in the atom

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U₂₃₃ is produced

A.

As basic raw material

B.

By neutron irradiation of Uz

C.

By neutron irradiation of thorium

D.

Artificially

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U₂₃₃ is produced

A.

Artificially

B.

As basic raw material

C.

When thorium is irradiated by neutrons

D.

By fission of U₂₃₈

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Plutonium (Pu₂₃₉) is produced

A.

Artificially

B.

When U₂₃₈ is irradiated by neutrons

C.

By fission of Th₂₃₂

D.

As basic raw material

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Plutonium (Pu₂₃₉) is produced

A.

Artificially

B.

By fission of Th₂₃₂

C.

When U₂₃₈ is irradiated by neutrons

D.

As basic raw material

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The process by which a heavy nucleus is spitted into two light nuclei is known as

A.

Splitting

B.

Fission

C.

Fusion

D.

Disintegration