Related Questions

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

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