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Tuesday, 28 July 2026
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Physics Past Questions and Answers

Jamb 2019 Physics Questions

Question 11:
A metal rod has a length of 100cm at 200\(^oC\). At what temperature will its length be 99.4cm. If the linear expansivity of the material of the rod is 2 x 10\(^{-5}C^{-1}\)
  • A 200\(^o\)C
  • B 300\(^o\)C
  • C 100\(^o\)C
  • D -100\(^o\)C
View Answer & Explanation
Question 12:
According to kinetic molecular model, in gases
  • A The molecule are very fast apart & occupy all the space made available
  • B The particles vibrate about fixed positions and are held together by the strong intermolecular bond between them
  • C The particles occur in clusters with molecules slightly farther apart
  • D The particles are closely packed together, they occupy minimum space & are usually arranged in a regular pattern
View Answer & Explanation
Question 13:
The value of T in the figure above is
  • A 30N
  • B 10.0N
  • C 20N
  • D 40N
View Answer & Explanation
Question 14:
A train has an initial velocity of 44m/s and an acceleration of -4m/s\(^2\). Calculate its velocity after 10 seconds
  • A 10m/s
  • B 6m/s
  • C 8m/s
  • D 4m/s
View Answer & Explanation
Question 15:
Lamps in domestic lightings are usually in
  • A Series
  • B Divergent
  • C Convergent
  • D Parallel
View Answer & Explanation