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Monday, 20 April 2026
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Physics Past Questions and Answers

Topic: Applications

Jamb Physics Questions - Applications

Question 1:
A particle moves in a circular orbit of radius 0.02m. If the speed of the particle is 0.88ms-1, calculate its frequency in cycles per second
  • A 2.0Hz
  • B 7.0Hz
  • C 8.8Hz
  • D 14.0Hz
  • E 17.6Hz
View Answer & Explanation
Question 2:
Particles of mass 10^-2kg is fixed to the tip of a fan blade which rotates with angular velocity of 100rad-1. If the radius of the blade is 0.2m, the centripetal force is
  • A 2 N
  • B 20 N
  • C 200 N
  • D 400 N
View Answer & Explanation
Question 3:
Satellite communication network makes use of?
  • A Visible light
  • B Sound wave
  • C Radio wave
  • D Infra-red wave
View Answer & Explanation
Question 4:
If the radius of the earth is 6.4 x 106m, the escape velocity of a satellite from the earth is?
[g = 10 ms-2]
  • A 1.13 x 10<sup style='font-size: smaller;'>4</sup> ms<sup style='font-size: smaller;'>-1</sup>
  • B 9.00 x 10<sup style='font-size: smaller;'>3</sup> ms<sup style='font-size: smaller;'>-1</sup>
  • C 8.00 x 10<sup style='font-size: smaller;'>3</sup> ms<sup style='font-size: smaller;'>-1</sup>
  • D 1.27 x 10<sup style='font-size: smaller;'>4</sup> ms<sup style='font-size: smaller;'>-1</sup>
View Answer & Explanation
Question 5:
A motorcycle of mass 100kg moves round in a circle of radius 10m with a velocity of 5 ms-1. find the coefficient of friction between the road and the tyres.
  • A 25.00
  • B 2.50
  • C 0.50
  • D 0.25
View Answer & Explanation