Advertisements
Advertisements
प्रश्न
Define the constant of gravitation.
Advertisements
उत्तर
We know that law of gravitation.
F = G ( m1 Xm2)/R2.
Here G is universal constant and is called constant of gravitation. It doesnot depend upon on the value of m1,m2 or R.
Its value is same between any two objects in the universe.
APPEARS IN
संबंधित प्रश्न
Name the S.I. and C.G.S. units of force. How are they related?
A body of mass 500 g, initially at rest, is acted upon by a force which causes it to move a distance of 4 m in 2 s, Calculate the force applied.
A light ball falling on ground, after striking the ground rises upwards. Explain the reason.
A body falls from the top of a building and reaches the ground 2.5 s later. How high is the building? (Take g = 9.8 m s-2)
Explain the following:
Why does a boatman push the bank backward with a long bamboo pole, on launching his boat in the water?
Define momentum of a body.
The gravitational force of the earth is called earth's __________.
A boy pushes a wall with a force of 30 N towards east. What force is exerted by the wall on the boy?
Write the SI unit of retardation.
A force acts for 0.1 s on a body of mass 3.2 kg initially at rest. The force then ceases to act and the body moves through 3 m in the next one second. Calculate the magnitude of force.
