Q. Thermal shield is used in high powered nuclear reactors to __________

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Q. What is the function of moderators in nuclear reactor?

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Q. Which of the following is not used as a nuclear fuel cladding material?

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Q. Nuclear fuel complex, Hyderabad is engaged in the job of __________

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Q. Which one is different for the neutral atoms of the isotopes of an element?

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Q. Thorium can be converted into U-233 in a __________ reactor.

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Q. A moderator ______ the neutrons.

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Q. __________ nuclear reactor does not require a heat exchanger to supply steam to power turbine.

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Q. If 4 gm of a radioisotope has a half-life period of 10 days, the half-life of 2 gm of the same istotope will be __________ days.

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Q. Thermal neutrons which are used to cause the fission of U-235 have energy __________ eV.

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Q. Pick out the wrong statement.

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Q. Specific gravity of uranium and plutonium is about __________

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Q. Which of the following types of nuclear reactors is most prone to radioactive hazards?

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Q. Radioactive decay is a ________ change.

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Q. The atomic weight and atomic number of an element are A and Z respectively. What is the number of neutrons in the atom of that element?

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Q. The time required for half of the __________ of a radioactive isotope to decay is called its half-life.

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Q. __________ moderator is used in a fast breeder reactor.

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Q. Nuclides having the same atomic number are termed as?

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Q. Emission of β-particles during radioactive decay of a substance is from __________

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Q. A fertile material is the one, that can be __________

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