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Sunday, 01 November 2026
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Physics Past Questions and Answers

Jamb 1986 Physics Questions

Question 6:
A ball is thrown vertically into the air with an initial velocity u. What is the greatest height reached?
  • A U2g
  • B \(\frac{3u^2}{2g}\)
  • C \(\frac{u^2}{g}\)
  • D \(\frac{u^2}{2g}\)
View Answer & Explanation
Question 7:
Which of the following assumptions is made in a simple pendulum experiment? the
  • A Suspending string is inextensible
  • B Bob has a finite size
  • C Bob has a definite mass
  • D Initial angle of oscillation must be large
View Answer & Explanation
Question 8:
A constant force of magnitude F acts on an object of mass 0.04kg initially at rest at a point O. if the speed of the object when it has moved 50m from O is 500ms-1, what is the value of F?
  • A 0.4N
  • B 100.0N
  • C 250.0N
  • D 1000.0N
View Answer & Explanation
Question 9:
A rectangular tank contains water to a depth of 2m, if the base is 4m x 3m, calculate the force on the base (Density of water = 103kgm-3, g = 10ms-2)
  • A 1.4 x 10<sup style='font-size: smaller;'>2</sup>N
  • B 24 x 10<sup style='font-size: smaller;'>4</sup>N
  • C 2.0 x 10<sup style='font-size: smaller;'>4</sup>N
  • D 1.7 x 10<sup style='font-size: smaller;'>3</sup>N
View Answer & Explanation
Question 10:
A 1000kg elevator is descending vertically with an acceleration of 1.0ms-2, if the acceleration due to gravity is 10ms-2, the tension in the suspending cable is
  • A 1.0N
  • B 10.0N
  • C 9000.0N
  • D 11 000N
View Answer & Explanation