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

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

A

0.1

B

1

C

3

D

12

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

Jadugoda is famous for?

A

Mining of iron

B

Mining of mica

C

Mining of uranium

D

Mining of copper

There are 50 students enrolled in Mathematics Course. Of the enrolled students, 90% took the final exam. Two-thirds of the students who took the final exam passed the final exam. How many students passed the final exam?

A

30

B

33

C

34

D

35

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

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

A

chemical

B

pyrometallurgical

C

electrometallurgical

D

physical benefaction

Extraction of uranium from its ore is done by __________ method.

A

Chemical

B

Pyrometallurgical

C

Physical beneficiation

D

Electrometallurgical

Scheme-1: C6H5N2Cl→CuCNC6H5CN→H2o/H+C6H5COOH→∆Product-I Scheme-2: C6H5NO2→Fe/HCLC6H5NH2→N2NO3+HCL, 273KC6H5N2Cl→H2O/H+Product-II Scheme-3: CH3COOH→NH3CH3CONH2→NaOBrProduct-III উল্লিখিত Scheme সমূহে Product-I, Product-II এবং Product-III হলো যথাক্রমেঃ

A

C6H5COONH4, C6H5Cl and CH3OH

B

C6H5CONH2, C6H5NH2 and CH3OH

C

C6H5CONH2, C6H5NH2 and CH3NH2

D

C6H5CONH2, C6H5OH and CH3OH

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

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