Related Questions

Extraction of uranium from its ore is done using __________ methods.
A chemical
B pyrometallurgical
C electrometallurgical
D physical benefaction
Leaching of uranium ore and gold ore is done in
A Centrifugal extractor
B Pachuka tanks
C Bollman extractor
D None of these
Percentage of natural uranium present in uranium ore found in Jadugoda (Jharkhand) is
A 0.1
B 1
C 3
D 12
Enrichment of uranium is done to increase the concentration of __________ in the natural uranium.
A U-235
B U-233
C U-238
D PU-239
Nuclear fuel generally used in reactors is uranium oxide instead of uranium, because the former has higher
A Melting point, hence can be subjected to higher temperature
B Density ; hence core volume for a given power output would be smaller
C Resistance to effects of irradiation
D All of the above
In the gaseous diffusion process of uranium enrichment, the natural uranium is converted into gaseous
A Uranium oxide
B Uranium hexaflouride
C Uranium carbide
D Uranium sulphate
Which of the following is an undesirable property of slag produced during the pyrometallurgical method of metal extraction from its ore?
A High fusibility & fluidity
B High thermal conductivity
C Low density
D High chemical activity
Uranium is recovered from its ore (pitchblende) by
A Froth floatation technique
B Leaching with sulphuric acid
C Smelting in a furnace
D Dissolving in water
Electrometallurgy is not involved in the extraction of __________ from its ore.
A Aluminium
B Tin
C Lead
D Both B & C
Final product of uranium extraction plant at Jadugoda (Bihar) is
A Uranium
B Uranium oxide
C Uranium carbide
D Magnesium diuranate

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