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Monday, 20 April 2026
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Physics Past Questions and Answers

Topic: Resultant and equilibrant

Jamb Physics Questions - Resultant and equilibrant

Question 1:
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
View Answer & Explanation
Question 2:
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 3:
The diagram above shows a meter bridge in which two of thee arms contain resistances R and 2Ω. A balance point is obtained at 60cm from the left end , calculate the value of R
  • A 1.2Ω
  • B 1.3Ω
  • C 3.0Ω
  • D 6.0Ω
View Answer & Explanation
Question 4:
A body on the ground is acted on by a force of 10N at a point P as shown in the fig above. What force is needed to stop the body from moving eastwards
  • A 5N in the direction of east
  • B 5N in the diretion of west
  • C 5V3N in the direction of west
  • D 10N in the southwest direction
View Answer & Explanation
Question 5:
I. All the three forces must be concurrent.
II. The upward force is equal to the downward force.
III. The algebraic sum of the moment about any point must be zero.
which of the above conditions must hold for a body acted upon by a system of three coplanar forces equilibrium?
  • A I and II only
  • B I and III only
  • C II and III only
  • D I, II and III
View Answer & Explanation