Category: Nuclear Power Engineering

Candu reactor is a ______________ nuclear reactor?

Hamad Nuclear Power Engineering 07/06/2020

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A. Natural uranium fuelled heavy water cooled & moderated
B. Highly enriched uranium (85% U-235) fuelled
C. Homogeneous
D. Fast breeder

Hydrogen has ______________ isotopes?

Hamad Nuclear Power Engineering 07/06/2020

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A. No
B. One
C. Two
D. Three

Heavy water (D2O) in a nuclear reactor serves as a_______________?

Hamad Nuclear Power Engineering 02/06/2020

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A. Coolant
B. Moderator
C. Both A. & B.
D. Neutron absorber

The atomic number of an element is equal to the number of ______________ present in its atom?

Hamad Nuclear Power Engineering 01/06/2020

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A. Neutrons
B. Electrons
C. Protons
D. Either B. or C.

Nuclear fuel usually used in a Boiling Water Reactor (BWR) is__________________?

Hamad Nuclear Power Engineering 31/05/2020

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A. Plutonium
B. Enriched uranium
C. Natural uranium
D. Thorium

____________ nuclear reactor does not require a heat exchanger to supply steam to power turbine?

Hamad Nuclear Power Engineering 29/05/2020

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A. Molten sodium cooled
B. Helium cooled
C. Boiling water
D. Pressurised water

Fast breeder nuclear reactors using enriched uranium as fuel may contain upto a maximum of ____________ percent of U-235 (i.e. fissile material)?

Hamad Nuclear Power Engineering 21/05/2020

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A. 15
B. 45
C. 65
D. 85

Coolant used in a fast breeder reactor is____________________?

Hamad Nuclear Power Engineering 19/05/2020

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A. Molten sodium
B. Heavy water
C. Ordinary water
D. Helium

The half life period of a radioactive element is 100 days. After 400 days, one gm of the element will be reduced to ______________ gm?

Hamad Nuclear Power Engineering 17/05/2020

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A. 1/4
B. 1/8
C. 1/2
D. 1/16

The amount of a radioisotope remaining undecayed after a time equal to four times its half life, will be _____________ percent?

Hamad Nuclear Power Engineering 15/05/2020

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A. 3.125
B. 6.25
C. 12.50
D. 25