Advertisements
Advertisements
Question
Where will you weigh more: at the moon's surface or at the earth's surface?
Advertisements
Solution
We will weigh more on earth surface as value of g is greater on earth surface.
APPEARS IN
RELATED QUESTIONS
Answer the following:
You can shield a charge from electrical forces by putting it inside a hollow conductor. Can you shield a body from the gravitational influence of nearby matter by putting it inside a hollow sphere or by some other means?
Choose the correct alternative:
Acceleration due to gravity increases/decreases with increasing altitude.
Can you think of two particles which do not exert gravitational force on each other?
A person brings a mass of 1 kg from infinity to a point A. Initially the mass was at rest but it moves at a speed of 2 m s −1 as it reaches A. The work done by the person on the mass is −3 J. The potential at A is
A tunnel is dug along a chord of the earth at a perpendicular distance R/2 from the earth's centre. The wall of the tunnel may be assumed to be frictionless. Find the force exerted by the wall on a particle of mass m when it is at a distance x from the centre of the tunnel.
State whether the gravitational force between two masses is attractive or repulsive ?
All objects in the universe attract each other along the line joining their________.
Explain the difference between g and G.
Is there a gravitational attraction between you and the book? Explain.
Observe the figure and answer the questions:
- State Newton's universal law of gravitation.
- If the distance between the two bodies is tripled, how will the gravitational force between them change?
- What will happen to gravitational force, if mass of one of the object is doubled?
