Chemical Engineering Objective Questions { Nuclear Power Engineering }

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22. The ₉₂U²³⁸ emits an a-particle. The product is

A. ₉₀U²³⁴

B. ₉₀U²³⁸

C. ₉₀U²³⁶

D. ₉₂U²³⁶

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

A. Excellent moderating properties

B. Neutron breeding capability

C. Faster heat removal capability from the core

D. Capability to increase the reaction rate in the core

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24. Pick out the wrong statement.

A. The ratio of the density of the 'nucleus' to that of the 'atom' is 10¹²

B. Α-particle is identical with a doubly charged helium ion

C. The mass of deuterium atom is half that of helium atom

D. Gamma rays are high energy electrons

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

A. Manufacture of nuclear fuel elements/assemblies

B. Processing of uranium ore

C. Treatment of spent fuel

D. None of these

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26. Uranium Corporation of India Limited (UCIL) engaged in the mining & concentration of uranium ore is located at

A. Alwaye (in Kerala)

B. Jadugoda (in Jharkhand)

C. Kalpakkam (in Tamilnadu)

D. Gopalpur coast (in Orissa)

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27. Which of the following is not an ore of uranium?

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28. Sodium melts (at atmospheric pressure) at a temperature of __________ °C.

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