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Monday, 17 August 2026
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Physics Past Questions and Answers

Topic: Projectiles

Jamb Physics Questions - Projectiles

Question 26:
A projectile is fired from the ground level with a velocity of 300ms-1 at an angle of a 30o to the horizontal.
Calculate the time taken to reach the maximum height?
[g = 10ms-2]
  • A 30s
  • B 20s
  • C 25s
  • D 15s
View Answer & Explanation
Question 27:
When two mirrors are placed at an angle of 900 to each other, how many images will be formed when an object is placed in front of the mirrors
  • A 5
  • B 4
  • C 3
  • D 2
View Answer & Explanation
Question 28:
A ball of mass 800g moving horizontally with a speed of 5m/s hits a vertical wall and rebounds with the same speed. The impulse experienced by the ball is?
  • A 0kgm
  • B 2kgm/s
  • C 4kgm/s
  • D 8kgm/s
View Answer & Explanation
Question 29:
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 30:
A projectile of mass 4kg is fired vertically and reaches a maximum height of 1m. Calculate the potential energy at the highest point
(g = 10ms\(^{-2}\)
  • A 1800J
  • B 1600J
  • C 600J
  • D 440J
View Answer & Explanation