Advertisements
Advertisements
Question
State the law of gravitation. Why is it called universal?
Advertisements
Solution
Every object in the universe attracts every other object with a force directly proportional to the product of their masses and inversely proportional to the square of the distance between them.
The Law of gravitation is called universal because it applies to all bodies of the universe.
APPEARS IN
RELATED QUESTIONS
Choose the correct alternative:
Acceleration due to gravity increases/decreases with increasing altitude.
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?
How will the force of gravitation between two objects change if the distance between them is:
Doubled
Is the law of gravitation applicable in case of the sun and the moon?
Where will you weigh more: at the moon's surface or at the earth's surface?
Two equal and opposite forces acting at the same point on a stationary body. Will the body move? Give reason to explain your answer.
State Newton’s universal law of gravitation. Express it with the mathematical form of force of gravitation?
Give the applications of universal law gravitation.
Four identical particles of equal masses 1 kg made to move along the circumference of a circle of radius 1 m under the action of their own mutual gravitational attraction. The speed of each particle will be ______.
Ocean tides on Earth are mainly caused by ______.
