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Monday, 04 May 2026
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Physics Past Questions and Answers

Jamb Physics Questions

Question 186:
The quantity (timbre) of sound depends on
  • A Amplitude
  • B Frequency
  • C Harmonics
  • D Velocity
  • E Wavelength
View Answer & Explanation
Question 187:
The mass of a proton is approximately equal to that of
  • A An \(\alpha\)-particle
  • B A \(\beta\)-particle
  • C \(\gamma\)-ray
  • D An electron
  • E A neutron
View Answer & Explanation
Question 188:
An object placed on the principle axis of a convex lens of focal length 10m produces a real image of double magnification. The image distance from the lens is
  • A 30cm
  • B 25cm
  • C 20cm
  • D 15cm
  • E 10cm
View Answer & Explanation
Question 189:
A liquid-in-glass thermometer should quickly register temperature changes. This is achieved by choosing a liquid that
  • A Is opaque
  • B Has high density
  • C Has regular expansion
  • D Has a high thermal conductivity
  • E Can wet glass
View Answer & Explanation
Question 190:
The extension in a spring when 5g wt was hung from it was 0.56cm. If Hooke's law is obeyed, What is the extension caused by a load of 20g wt?
  • A 1.12m
  • B 2.14cm
  • C 2.52cm
  • D 2.80cm
  • E 2.24cm
View Answer & Explanation