Related Mcqs:

1. 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

2. 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

3. Percentage of heavy water in ordinary water is around__________________?

   A. 0.015
   B. 7.54
   C. 0.71
   D. 32.97

4. 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)

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. Atoms of U-238 and U-235 differ in structure by three_____________________?

   A. Electrons and three protons
   B. Protons
   C. Neutrons
   D. Electrons

7. The most abundant isotope of natural uranium is ___________________?

   A. 92U238
   B. 92U235
   C. 92U234
   D. None of these

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. Which of the following isotopes is not present in natural uranium?

   A. U-238
   B. U-234
   C. U-235
   D. U-232

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

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