U-235 content in enriched uranium, that is normally used in power reactors (e.g., at Tarapur atomic power plant), is about _____________ percent?

Related Mcqs:

1. Fast breeder nuclear reactors using enriched uranium as fuel may contain upto a maximum of ____________ percent of U-235 (i.e. fissile material)?

   A. 15
   B. 45
   C. 65
   D. 85

2. Thermal nuclear reactors using enriched uranium as fuel contains a maximum of ____________ percent fissile material i.e. U-235?

   A. 1
   B. 2
   C. 3
   D. 7

3. 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

4. Tarapur (INDIA) atomic power station____________________?

   A. Has two boiling water reactors of American design
   B. Has an installed capacity of 400 MW
   C. Is the first power reactor in India, which became critical in 1969
   D. All A., B. and C.

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. Enriched uranium means that, it contains___________________?

   A. More than 0.71% of U-235
   B. Only fertile material
   C. Only fissile material
   D. No impurities

7. The electric power generation cost in nuclear power plant is less than that in a coal based thermal power plant, mainly because the________________?

   A. Fuel cost per unit power generated is less
   B. Thermal efficiency of the former is higher
   C. Maintenance cost of the former is less
   D. None of these

8. 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)

9. 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

10. 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