Syvum Home Page

Home > Physics > Gravitation >


Previous
Previous
Contents
Contents
Next
Next

Refresh or reload the page for a new set of questions.

Physics: Multiple Choice Questions on Gravitation


1.

Two planets of radii R1 and R2 have the same density. The ratio of their accelerations due to gravity at the surface is

  R2 /R1

  (R1 /R2)2

  (R2 /R1)2

  R1 /R2

2.

An Earth satellite of mass m revolves at a height h from the surface of the Earth. If R is the Earth's radius and g is the acceleration due to gravity at the surface of the Earth, then the velocity of the satellite is given by

 

 

 

 

3.

The gravitational acceleration on a planet is 20% less than that on the Earth. A rocket takes a man from the Earth to this planet. On neglecting the effect of all other bodies in the sky, which curve in the figure best describes the change in the man's weight with distance traveled?

  B

  A

  D

  C

4.

If the radius of the Earth were increased by a factor of 2 and its mass remained the same, then the acceleration due to gravity on the Earth would

  increase by a factor of 4

  reduce by a factor of 4

  reduce by a factor of 2

  increase by a factor of 2

5.

If the distance between two masses is increased by a factor of 4, the gravitational force of attraction between them will

  remain Same

  increase by a factor of 4

  reduce by a factor of 16

  reduce by a factor of 4

Click the "Score and Show Answer(s)" button for explanations.



Previous
Previous
Contents
Contents
Next
Next

Contact Info © 1999-2015 Syvum Technologies Inc. Privacy Policy Disclaimer and Copyright