Advertisements
Advertisements
प्रश्न
Does the force of the earth's gravitation affect the motion of the moon? Explain your answer with reasons.
Advertisements
उत्तर
Yes, the force of gravitation of earth affects the motion of the moon, because the moon is revolving around the earth and centripetal force for this revolution is provided by earth's gravitation.
APPEARS IN
संबंधित प्रश्न
Write the formula to find the magnitude of the gravitational force between the earth and an object on the surface of the earth.
What happens to the force between two objects, if the masses of both objects are doubled?
State two applications of universal law of gravitation.
At noon, the sun and the earth pull the objects on the earth's surface in opposite directions. At midnight, the sun and the earth pull these objects in same direction. Is the weight of an object, as measured by a spring balance on the earth's surface, more at midnight as compared to its weight at noon?
Explain the following:
People often shake the branches of a tree for getting down its fruits.
How will the force of gravitation between two objects change if the distance between them is:
Made four times
How will the force of gravitation between two objects change if the distance between them is:
Infinite
At what height above the earth's surface would the value of acceleration due to gravity be half of what it is on the surface? Take the radius of earth to be R.
For the weight of body of mass 5 kg to be zero on equator of the earth, angular velocity of the earth must be (The radius of earth = 6400 km, acceleration due to gravity = 10 m/s2).
Write the answer of the question with reference to laws of gravitation.
Write the value of the universal gravitational constant.
