A. Nuclear fusion
B. Artificial radioactivity
C. Natural radioactivity
D. Nuclear fission
Submitted by: Rashid Mehmood
Related Mcqs:
- SONAR is based on the principle of___________?
A. Echo
B. reverberation
C. resonance
D. None of theseSubmitted by: Abid Otho
- Radioactive isotope of Uranium used in Nuclear Bomb is ?
A. 92 U 235
B. 92 U 234
C. 92 U 233
D. 92 U 238 - The thermosphere extends from an altitude of ________ to the base of ________ at ________?
A. 75 km, Mesosphere, 670 km
B. 80 km, Ionosphere, 680 km
C. 85 km, Exosphere, 690 km
D. 90 km, Ozone Layer , 690 kmSubmitted by: Muhammad Abdullah
- Deuterium differs from Hydrogen in having:
A. Different atomic number but same atomic weight
B. Different atomic number and different atomic weight
C. Same atomic number and different atomic weight
D. None - Hydrogen peroxide (H2O2)______________?
A. helps line up cell proteins
B. is poisonous to tissues
C. is often needed as a catalyst
D. aids in oxidation of glucoseSubmitted by: WIQAR AHMAD
- The Proportion of Hydrogen to Helium in the Sun is________?
A. 3:2
B. 3:1
C. 1:1
D. 3:4Submitted by: ATIF RAUF
- The sun is expected to exhaust its hydrogen fuel in about 5 billion years. What will be its effect?
A. The sun will then expand into a red giant and possibly swallow the outer planets
B. The sun will then expand into a red giant and possibly swallow the inner as well as outer planets, including Earth
C. The sun will then expand into a red giant and possibly swallow the inner planets, including Earth
D. Sun will stay as it isSubmitted by: Muhammad Abdullah
- Quartz crystal in quartz watches work on the principle called?
A. Photoelectric effect
B. Stark effect
C. Thermionic effect
D. Piezo-electric effect
E. None of these - Atomic power plant works on the principle of?
A. fission
B. fusion
C. thermal combustion
D. combined effect of all the above threeSubmitted by: Malik Asghar Hussain
- A transformer works on the principle of _______________?
A. Self induction
B. Mutual induction
C. Generator
D. InverterSubmitted by: Malik Asghar Hussain