Q. The number of neutrons in the nucleus of Uranium-233 (₉₂U²³³) is

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Q. Pick out the wrong statement.

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Q. The disintegration rate of a radioactive element

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Q. Molten sodium is used as a coolant in a fast breeder reactor, because of its

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Q. Neutrons have mass approximately equal to that of __________ atoms.

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Q. Pressure of CO₂ gas (which is a coolant) in the Calder-Hall nuclear reactor is __________ kgf/cm² .

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Q. The electric power generation cost in nuclear power plant is less than that in a coal based thermal power plant, mainly because the

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Q. Heavy water used in the nuclear reactors to slow down the speed of neutrons is

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Q. H₂ is a better coolant than CO₂, due to its relatively

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Q. The half life period of a radiactive element is 100 days. After 400 days, one gm of the element will be reduced to __________ gm.

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Q. Nucleus of tritium has __________ neutrons.

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Q. Percentage of natural uranium present in uranium ore found in Jadugoda (Jharkhand) is

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Q. A fast breeder reactor

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Q. Which of the following nuclear materials is fissile ?

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Q. Extraction of uranium from its ore is done using __________ methods.

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Q. The main ore of uranium is

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Q. Function of control rod in a nuclear reactor is to control

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Q. The ratio of neutrons to protons of an element having a mass number and atomic number of 80 and 40 respectively is

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Q. Secondary cooling circuit is a must in molten sodium cooled fast breeder reactor for

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Q. The main purpose of control rod in a nuclear reactor is to control the

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