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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 11:
A constant force of 40N acting on a body initially at rest gives an acceleration of 0.1ms-2 for 4s. Calculate the work done by the force
  • A 8J
  • B 10J
  • C 32J
  • D 160J
View Answer & Explanation
Question 12:
the fig above shows three different ways of hanging a heavy picture from a hook. the tension in the string will be
  • A Greatest in X
  • B Greatest in Y
  • C Greatest in Z
  • D Same in each one
View Answer & Explanation
Question 13:
A block of mass m is held in equilibrium against a vertical wall by a horizontal force. If the coefficient of friction between the wall and the block is µ, the minimum value of the horizontal force is
  • A µmg
  • B (1-µ)mg
  • C (1+µ)mg
  • D Mg/µ
View Answer & Explanation
Question 14:
Which of the following statements are correct about an object in equilibrium under parallel forces? i. the total clockwise moments of the forces about any point equals the total anti-clockwise moments about the same point. ii. the total forces in one direction equals the total forces in the opposite direction. iii. the resolved components along the x-axis equals the resolved components along the y-axis.
  • A I and ii only
  • B I and iii only
  • C Ii and iii
  • D I, ii, and iii only
View Answer & Explanation
Question 15:
Two horizontal forces, 10N and 8N and another force F1 inclined at 30 to the vertical acting as shown in the diagram above, keep the body P in equilibrium, The weight of the body is
  • A 2√3/3N
  • B √2N
  • C 4√3/3
  • D 2V3N
View Answer & Explanation