Nuclear Power Engineering problems
- 1. In nuclear reactions, __________ number is conserved.
Options- A. mass
- B. atomic
- C. both (a) & (b)
- D. neither (a) nor (b) Discuss
Correct Answer: both (a) & (b)
- 2. Uranium Corporation of India Limited (UCIL) engaged in the mining & concentration of uranium ore is located at
Options- A. Alwaye (in Kerala)
- B. Jadugoda (in Jharkhand)
- C. Kalpakkam (in Tamilnadu)
- D. Gopalpur coast (in Orissa) Discuss
Correct Answer: Jadugoda (in Jharkhand)
- 3. Which of the following isotopes is not present in natural uranium?
Options- A. U-238
- B. U-234
- C. U-235
- D. U-232 Discuss
Correct Answer: U-232
- 4. In a pressurised water reactor (PWR), the
Options- A. fuel is natural uranium and heavy water acts both as moderator & coolant.
- B. coolant water boils in the core of the reactor.
- C. coolant water is pressurised to prevent bulk boiling of water in the core.
- D. use of moderator is not required. Discuss
Correct Answer: coolant water is pressurised to prevent bulk boiling of water in the core.
- 5. Heavy water plant is not located at
Options- A. Talcher
- B. Tuticorin
- C. Ramagundam
- D. Kota Discuss
Correct Answer: Ramagundam
- 6. The phenomenon of radioactivity was discovered by
Options- A. Madam Curie
- B. Bacquerrel
- C. Roentgen
- D. J.J. Thomson Discuss
Correct Answer: Bacquerrel
- 7. Which of the following accounts for the maximum energy release in the nuclear fission process?
Options- A. Kinetic energy of fission products
- B. Radioactive decay of fission products
- C. Instantaneous release of ?-rays
- D. Kinetic energy of neutrons Discuss
Correct Answer: Kinetic energy of fission products
- 8. Solar energy results from __________ reaction.
Options- A. fission
- B. combustion
- C. thermonuclear
- D. none of these Discuss
Correct Answer: thermonuclear
- 9. Pick out the correct statement.
Options- A. Positron is the antiparticle of electron.
- B. In ?-decay, the ratio of neutron to proton decreases.
- C. Ionising power of ?-rays is higher than that of ?-rays.
- D. Speed of ?-rays is more than that of ?-rays. Discuss
Correct Answer: Positron is the antiparticle of electron.
- 10. Pick out the correct statement.
Options- A. Loss of electrons from neutral atoms produces negative ions.
- B. The radius of nucleus & atomic size are of the order of 10-12 cm & 10-8 cm respectively.
- C. Gain of electrons by neutral atoms form cations.
- D. Proton to neutron ratio in a stable nucleus is 2 : 1. Discuss
Correct Answer: The radius of nucleus & atomic size are of the order of 10-12 cm & 10-8 cm respectively.
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