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Sunday, 16 August 2026
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Physics Past Questions and Answers

Topic: Equilibrium of Forces

Jamb Physics Questions - Equilibrium of Forces

Question 1:
fig 10 shows a see-saw which is perfectly in balance, the weighs of the people sitting on it are 50kg, xkg and 15kg as shown, the sit at distances of 1.5, 1.5 and 2m from the pivot respectively. The vale of X is
  • A 30
  • B 35
  • C 70
  • D 24.25
  • E Impossible to find
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Question 2:
In the diagram above, MN is perpendicular to ON and MR what is the difference between the moment about N of the force of 20 Newtons applied along MP an its moment about 0
  • A Zero
  • B 0.2N.m
  • C 0.4N.m
  • D 0.8N.m
  • E 0.6N.m
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Question 3:
Which of the following machines does NOT apply the lever principle?
  • A Claw hammer
  • B Wheel barrow
  • C Single moving pulley
  • D Sugartongs
  • E Nutcrackers
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Question 4:
a body is acted upon by forces applied at points P and Q as shown above their resultant is equal to
  • A 2√5N in adirection N 56â—¦ E
  • B 2√5N in adirection N 56â—¦ W
  • C 2√13N in adirection N 56â—¦ E
  • D 2√13N in adirection N 56â—¦ W
  • E √10N in adirection N 56â—¦ E
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Question 5:
Each of the figures in the diagram above represent two current carrying conductors situated close to each other. In which two diagrams, are the forces between the two wires attractive
  • A I and V
  • B I and II
  • C II and IV
  • D II and V
  • E III and IV
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