NUCLEAR POWER STATIONS MCQs – CHAPTER 3 DAE 26 min Score: 0 Attempted: 0/26 Subscribe 1. It is used as fuel in nuclear power stations (A) Coal (B) Diesel (C) Gas (D) UraniumShow All Answers 2. One kilogram of uranium can generate as much electricity as ------- burning of high grade coal (A) 4500 ton (B) 2000 ton (C) 3000 ton (D) 1500 tonShow All Answers 3. Nuclear power plants are generally used as follows (A) Base load (B) Peak load (C) Variable load (D) Both b & cShow All Answers 4. Nuclear power plants are not suitable for this type of load operation (A) Variable load (B) High load (C) Base load (D) Both a & bShow All Answers 5. Nuclear power plant has (A) Initial cost too high (B) Very low per unit cost (C) Running cost too low (D) All of theseShow All Answers 6. Initial cost of a nuclear power plant is (A) Very low (B) Medium (C) Suitable (D) Very highShow All Answers 7. In a nuclear power plant, this cost is negligible (A) Fuel to be used (B) Transport of fuel (C) Construction of reactor (D) All of theseShow All Answers 8. The process of splitting or dividing of uranium atoms is called (A) Fusion (B) Fission (C) Chain Reaction (D) RadiationShow All Answers 9. Work of the coolant is (A) Absorbing neutrons (B) Generating heat (C) Gaining heat (D) Generating a chain reactionShow All Answers 10. The total number of protons and neutrons of an atom is called (A) Atomic number (B) Mass number (C) Atomic weight (D) None of theseShow All Answers 11. --------- are the primary isotopes of uranium (A) U234 (B) All of these (C) U238 (D) U235Show All Answers 12. This isotope of uranium is used for nuclear fission reactions (A) U234 (B) U235 (C) U233 (D) U238Show All Answers 13. The charge on Alfa particles is (A) Neutral (B) Negative (C) Both a & b (D) PositiveShow All Answers 14. The charge on Beta particles is (A) Positive (B) Both a & b (C) Negative (D) NeutralShow All Answers 15. During uranium enrichment, the amount of uranium in raw uranium is increased from 0.7% to this percentage (A) Up to one percent (B) Up to three to four percent (C) Up to 10 percent (D) Up to 30 to 40 percentShow All Answers 16. This method is being used to enrich uranium at the Kahuta plant in Pakistan (A) Centrifugal method (B) Gaseous permeability method (C) Thermal diffusion method (D) Electromagnetic methodShow All Answers 17. ------ is the chemical name for heavy water (A) Hydrogen peroxide (B) Deuterium Oxide (C) Hydroxide (D) None of theseShow All Answers 18. ----- is used to send neutrons escaping out of the reactor core back into the core (A) Moderator (B) Coolant (C) Reflector (D) ShieldingShow All Answers 19. Graphite and beryllium materials are used in nuclear reactors (A) Both a & b (B) As reflectors (C) As shielding (D) As moderatorsShow All Answers 20. In addition to graphite, beryllium and heavy water, this material can also be used as a moderator (A) All of these (B) Helium gas (C) Carbon and nitrogen (D) Light waterShow All Answers 21. Control rods in nuclear reactors are made of this material (A) Zirconium (B) Boron (C) Beryllium (D) LeadShow All Answers 22. Basic types of nuclear reactors are (A) Thermal reactor (B) Fast reactor (C) None of these (D) Both a and bShow All Answers 23. The most important problem occurs in nuclear power stations (A) Control of the plant (B) Availability of water (C) Access to the plant (D) Disposal of nuclear wasteShow All Answers 24. This power plant has the highest cost (A) Hydro (B) Thermal (C) Nuclear (D) DieselShow All Answers 25. Nuclear power station in Pakistan is working at (A) Karachi (B) All of these (C) Kahuta (D) ChashmaShow All Answers 26. Pakistan's second nuclear power plant has been installed at this location (A) Gwadar (B) Chashma (C) Sibbi (D) KarachiShow All Answers