Related Mcqs:

1. Main source of ______________ is monazite sand?

   A. Uranium
   B. Polonium
   C. Hafnium
   D. Thorium

2. 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)

3. Enrichment of uranium is done to increase the concentration of ______________ in the natural uranium?

   A. U-238
   B. U-233
   C. U-235
   D. Pu-239

4. In the gaseous diffusion process of uranium enrichment, the natural uranium is converted into gaseous ________________?

   A. Uranium oxide
   B. Uranium hexafluoride
   C. Uranium carbide
   D. Uranium sulphate

5. 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 A., B. and C.

6. Which of the following ores contains maximum percentage of uranium ?

   A. Carnotite
   B. Thorium
   C. Rescolite
   D. Pitchblende

7. Percentage of U-238 in natural uranium is around__________________?

   A. 0.71
   B. 99.29
   C. 0.015
   D. 29.71

8. Quantity of fissionable material (i.e. U-235) in natural uranium is _____________ percent?

   A. 0.71
   B. 6.31
   C. 99.29
   D. 12.73

9. Extraction of uranium from its ore is done using ______________ methods?

   A. Electrometallurgical
   B. Pyrometallurgical
   C. Chemical
   D. Physical beneficiation

10. Thorium-232 is converted into uranium-233 in a/an ______________ nuclear reactor?

    A. Thermal
    B. Fast breeder
    C. Heavy water moderated
    D. Enriched uranium