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

Percentage of uranium in carnotite ore found in Jadugoda (Jharkhand) is about

A

0.1 to 0.5

B

1 to 5

C

5 to 10

D

15 to 25

Final product of uranium extraction plant at Jadugoda (Bihar) is

A

Uranium

B

Uranium oxide

C

Uranium carbide

D

Magnesium diuranate

Leaching of uranium ore and gold ore is done in

A

Centrifugal extractor

B

Pachuka tanks

C

Bollman extractor

D

None of these

Jadugoda is famous for?

A

Mining of iron

B

Mining of mica

C

Mining of uranium

D

Mining of copper

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

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

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

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

A

chemical

B

pyrometallurgical

C

electrometallurgical

D

physical benefaction

Which of the following is not an ore of uranium?

A

Kyanite

B

Pitchblende

C

Carnotite

D

Rescolite

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

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

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