Question

Long Answer Type Questions:
1 . State the universal law of gravitation. Write the formula to find the magnitude of the gravitational
force between the Earth and an object on the surface of the Earth.
2.State and deduce Newton's inverse square law.
3.What do you mean by Frequency? How is it related to Time period? Give the relation between
Time period and Frequency.​

Answer 1

Answer:

universal law of gravitation is

every object in the universe attracts every other object with a force whose magnitude is proportional to the product of their masses and inversally proportional to the square distance between them