Physical Sciences MCQs (Set 1)

41. Electromagnets are used in _______________.

  • A. Electric bells
  • B. Telephones
  • C. Dynamos
  • D. All of above
View Answer
Correct Answer:
D. All of above

Explanation:
……

42. Shooting star is a ___________.

  • A. Comet
  • B. Meteor
  • C. Solar flare
  • D. Nebulae
View Answer
Correct Answer:
B. Meteor

Explanation:
……

43. Which of the following is a star?

  • A. Sun
  • B. Mercury
  • C. Mars
  • D. Venus
View Answer
Correct Answer:
A. Sun

Explanation:
……

44. The field in which Einstein won Nobel Prize, is _________.

  • A. Biology
  • B. Mathematics
  • C. Physics
  • D. Chemistry
View Answer
Correct Answer:
C. Physics

Explanation:
……

45. Ponds look shallow because of ______________.

  • A. Reflection
  • B. Refraction
  • C. Diffusion
  • D. Dispersion
View Answer
Correct Answer:
B. Refraction

Explanation:
……

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