Advertisements
Advertisements
प्रश्न
Is the law of gravitation applicable in case of the sun and the moon?
Advertisements
उत्तर
Yes the law of gravitation is also applicable in case of the sun and moon.
APPEARS IN
संबंधित प्रश्न
Calculate the force of gravitation between the earth and the Sun, given that the mass of the earth = 6 × 1024 kg and of the Sun = 2 × 1030 kg. The average distance between the two is 1.5 × 1011 m.
Choose the correct alternative:
Acceleration due to gravity increases/decreases with increasing altitude.
State and explain Kepler's laws of planetary motion. Draw diagrams to illustrate these laws.
A person sitting in a chair in a satellite feels weightless because
Two spherical balls of mass 10 kg each are placed 10 cm apart. Find the gravitational force of attraction between them.
Four particles having masses m, 2m, 3m and 4m are placed at the four corners of a square of edge a. Find the gravitational force acting on a particle of mass m placed at the centre.
Three uniform spheres each having a mass M and radius a are kept in such a way that each touches the other two. Find the magnitude of the gravitational force on any of the spheres due to the other two.
Explain the following:
People often shake the branches of a tree for getting down its fruits.
Explain the difference between g and G.
Two particles of equal mass 'm' go around a circle of radius R under the action of their mutual gravitational attraction. The speed of each particle with respect to its centre of mass is ______.
