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Monday, 04 May 2026
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Physics Past Questions and Answers

Jamb Physics Questions

Question 171:
The resistance of a 240V, 60 watt electric filament bulb is
  • A 0.25\(\Omega\)
  • B 480\(\Omega\)
  • C 60\(\Omega\)
  • D 240\(\Omega\)
  • E 960\(\Omega\)
View Answer & Explanation
Question 172:
An aircraft travelled from calabar to kano as follows: it flew first to ilorin convering a distance of 300km, 30o west of North, and then flew 400km, 60o East of North to kano. What is the resultant displacement?
  • A 567km
  • B 410km
  • C 594km
  • D 500km
  • E 600km
View Answer & Explanation
Question 173:
All of the following frequencies are overtones of 320 Hz EXCEPT
  • A 960Hz
  • B 640Hz
  • C 520Hz
  • D 1280Hz
  • E 1600Hz
View Answer & Explanation
Question 174:
The driver in a motor car, of which the total mass is 800kg and which is traveling at 20ms-1, suddenly observes a stationary dog in his path 50m ahead. If the car brakes can exert a force of 2000N, what will most likely happen?
  • A The car will be able to stop immediately the driver notices the dog
  • B The car will stop 3pm after hitting the dog
  • C The car will stop 20m in front of the dog
  • D The driver will quickly reverse the car
  • E The car will stop 5m beyound the dog
View Answer & Explanation
Question 175:
The absolute refractive indices of glass and water are \(\frac{3}{2}\) and \(\frac{4}{3}\) respectively. The refractive index at the interface when a ray travels from water to glass is
  • A \(\frac{1}{2}\)
  • B \(\frac{8}{9}\)
  • C \(\frac{9}{8}\)
  • D \(\frac{17}{12}\)
  • E 2
View Answer & Explanation