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Sunday, 01 November 2026
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Physics Past Questions and Answers

Jamb 2015 Physics Questions

Question 16:
Mr. F. Abioye observed his image though a plane mirror, kept a distance way from him at 4.7m in his room at what distance is the image found from Abioye eye?
  • A 9.4m
  • B 7.5m
  • C 5.7m
  • D 6.9m
View Answer & Explanation
Question 17:
Primary colours of light are
  • A Red, blue and green
  • B Cyan, magneta and yellow
  • C Black, blue and green
  • D None of these colours
View Answer & Explanation
Question 18:
Electrons were discovered by
  • A James Chadwick B.
  • B J.J Thompson
  • C Sir Isaac Newton
  • D Charles Newton
View Answer & Explanation
Question 19:
What is the relationship mechanical advantage (MA) velocity Ratio (V.R) and efficiency with percentage?
  • A E = M.A/V.R à— 100 %
  • B M.A = E.V.R
  • C V.R = 1 à· sin θ M.A
  • D M.A = 1/E à— 100%
View Answer & Explanation
Question 20:
The external parts of an object can be measure accurately through the use of which scientific instrument?
  • A Micrometer screw gauge
  • B Vernier Caliper
  • C Meter rule
  • D None of the instrument
View Answer & Explanation