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Monday, 17 August 2026
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Physics Past Questions and Answers

Topic: Newton’s law of universal gravitation

Jamb Physics Questions - Newton’s law of universal gravitation

Question 6:
When the sun, moon and the earth are as shown in the diagram above an observer standing in X is in
  • A Penumbra and sees a partial eclipse
  • B Penumbra and sees a total eclipse
  • C Umbra and sees a partial eclipse
  • D Umbra and sees a total eclipse
View Answer & Explanation
Question 7:
The force of attraction between two point masses is 10-4N when the distance between them is 0.18m. If the distance is reduced to 0.06m, calculate the force.
  • A 1.1 x 10<sup style='font-size: smaller;'>-5</sup>N
  • B 3.3 x 10<sup style='font-size: smaller;'>-5</sup>N
  • C 3.0 x 10<sup style='font-size: smaller;'>-4</sup>N
  • D 9.0 x 10<sup style='font-size: smaller;'>-4</sup>N
View Answer & Explanation
Question 8:
If the distance between two suspended masses 10kg each is tripled, the gravitational force of attraction between them is reduced by
  • A One half
  • B One third
  • C One quarter
  • D One ninth
View Answer & Explanation
Question 9:
A force of 200N acts between two objects at a certain distance apart. The value of the force when the distance is halved is
  • A 400N
  • B 200N
  • C 100N
  • D 800N
View Answer & Explanation
Question 10:
The value of x, y and z respectively in the expression MxLyTz for the universal gravitational constant G are
  • A 2, -3, -2
  • B -1, 3, -2
  • C -1, 2, -3
  • D -2, -1, 3
View Answer & Explanation