Physical Sciences MCQs (Set 1)

16. The force that causes a spring to eventually return to its normal length is called _____________.

  • A. Gravitational force
  • B. Potential force
  • C. Restoring force
  • D. Spring force
View Answer
Correct Answer:
C. Restoring force

Explanation:
……

17. Transistors used in electronic equipments are mostly made of ________.

  • A. Silver
  • B. Copper
  • C. Carbon
  • D. Silicon
View Answer
Correct Answer:
D. Silicon

Explanation:
……

18. Diffusion of light in the atmosphere takes place due to _________.

  • A. Carbon dioxide
  • B. Dust particles
  • C. Helium
  • D. Water vapours
View Answer
Correct Answer:
B. Dust particles

Explanation:
……

19. X- rays comprise of ____________.

  • A. Electrons only
  • B. Protons only
  • C. Neutrons only
  • D. Electromagnetic radiations
View Answer
Correct Answer:
D. Electromagnetic radiations

Explanation:
……

20. Which allotrope of carbon is used for cutting and drilling?

  • A. Diamond
  • B. Graphite
  • C. Activated carbon
  • D. Carbon black
View Answer
Correct Answer:
A. Diamond

Explanation:
……

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Bycrackgk.com

With the help of our interactive Idioms and Phrases MCQs tests, you may become completely engrossed in the world of idioms and phrases. Our MCQs include idioms ranging from the playful “raining cats and dogs” to the insightful “reading between the lines.” Enjoy studying as you go from beginner to expert levels, learning about different cultures as you go. Start today by examining the diversity of idioms!

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