Hydrogen bomb is based on the principle of ________ ? - PakMcqs

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1. SONAR is based on the principle of___________?

   A. Echo B. reverberation C. resonance D. None of these Submitted by: Abid Otho...

2. 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...

3. 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 km Submitted by: Muhammad Abdullah...

4. 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...

5. 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 glucose Submitted by: WIQAR AHMAD...

6. The Proportion of Hydrogen to Helium in the Sun is________?

   A. 3:2 B. 3:1 C. 1:1 D. 3:4 Submitted by: ATIF RAUF...

7. 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...

8. 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...

9. Atomic power plant works on the principle of?

   A. fission B. fusion C. thermal combustion D. combined effect of all the above three Submitted by: Malik Asghar Hussain...

10. A transformer works on the principle of _______________?

    A. Self induction B. Mutual induction C. Generator D. Inverter Submitted by: Malik Asghar Hussain...