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Monday, 16 March 2026
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Physics Past Questions and Answers

Jamb Physics Questions

Question 31:
Electrical appliances in homes are normally earthed so that
  • A A person touching the appliances is safe from electric shock
  • B Both the a.c. and d.c. sources can be used
  • C The appliances are maintained at a higher pd than the earth
  • D The appliances are maintained at a lower pd than the earth
View Answer & Explanation
Question 32:
The process whereby a liquid turns spontaneously into vapour is called
  • A Regelation
  • B Evaporation
  • C Boiling
  • D Sublimation
View Answer & Explanation
Question 33:
The differences observed in solids, liquids and gases may be accounted for by
  • A Their relative masses
  • B Their melting points
  • C The spacing and forces acting between the molecules
  • D The different molecules in each of them
View Answer & Explanation
Question 34:
Convex mirrors are used as driving mirrors because images formed are
  • A Erect, Virtual and diminished
  • B Erect, real and diminished
  • C Erect, virtual and magnified
  • D Inverted, virtual and diminished
View Answer & Explanation
Question 35:
Musical instruments playing the same note can be distinguished from one another owing to the difference in their
  • A Quality
  • B Pitch
  • C Intensity
  • D Loudness
View Answer & Explanation