Gravitation

Related Questions

• A body weighs 700 gm wt on the surface of the earth. How much will it weigh on the surface of a planet whose mass is $\frac{1}{7}$ and radius is half that of the earth

  ---

• Choose the correct statement from the following : Weightlessness of an astronaut moving in a satellite is a situation of

  ---

• The change in potential energy, when a body of mass m is raised to a height nR from the earth's surface is (R = Radius of earth)

  ---

• For the moon to cease to remain the earth's satellite, its orbital velocity has to increase by a factor of

  ---

• If the earth rotates faster than its present speed, the weight of an object will

  ---