Gravitation

The weight of a body on surface of earth is 12.6 N. When it is raised to a height

The weight of a body on surface of earth is 12.6 N. When it is raised to a height half…

A planet in a distinct solar system is 10 times more massive than the earth

A planet in a distinct solar system is 10 times more massive than the earth and its radius is 10…

The acceleration due to gravity becomes (g/2) where g=acceleration due to gravity

The acceleration due to gravity becomes (g/2) where g=acceleration due to gravity on the surface of the earth at a…

A satellite of mass m revolves around the earth of radius R at a height x from

A satellite of mass m revolves around the earth of radius R at a height x from its surface. If…

When you move from equator to pole, the value of acceleration due to gravity (g)

When you move from equator to pole, the value of acceleration due to gravity (g) Options (a) Increases (b) Decreases…

A particle of mass ‘m’ is kept at rest at a height 3R from the surface of earth

A particle of mass 'm' is kept at rest at a height 3R from the surface of earth, where 'R'…

The radius of a planet is twice the radius of earth. Both have almost

The radius of a planet is twice the radius of earth. Both have almost equal average mass densities. If Vp…

If vₑ is escape velocity and vₙ is orbital velocity of a satellite

If vₑ is escape velocity and v(o) is orbital velocity of a satellite for orbit close to the earth's surface,…

A geostationary satellite is orbiting the earth at a height of 5R above that surface

A geostationary satellite is orbiting the earth at a height of 5R above that surface of the earth, R being…

A spherical planet has a mass Mp and diameter Dp. A particle of mass

A spherical planet has a mass Mp and diameter Dp. A particle of mass m falling freely near the surface…