EASY
9th CBSE
IMPORTANT
Earn 100

State the Newton’s universal law of gravitation. What is its importance?

Important Questions on Gravitation

EASY
9th CBSE
IMPORTANT
Physics For Class 9>Chapter 3 - Gravitation>Exercise>Q 2
Describe how the gravitational force between two objects depends on the distance between them?
MEDIUM
9th CBSE
IMPORTANT
Physics For Class 9>Chapter 3 - Gravitation>Exercise>Q 3
Explain why, if a stone held in our hand is released, it falls towards the earth.
MEDIUM
9th CBSE
IMPORTANT
Physics For Class 9>Chapter 3 - Gravitation>Exercise>Q 4
If the distance between two masses is increased by a factor of 4, by what factor would the mass of one of them have to be altered to maintain the same gravitational force?
MEDIUM
9th CBSE
IMPORTANT
Physics For Class 9>Chapter 3 - Gravitation>Exercise>Q 5
Is the acceleration due to gravity of earth ‘g’ a constant? Discuss.
MEDIUM
9th CBSE
IMPORTANT
Physics For Class 9>Chapter 3 - Gravitation>Exercise>Q 6
A small stone and a ball of cotton of the same size are dropped from a certain height from the earth’s surface. Why do these not fall at the same time?
MEDIUM
9th CBSE
IMPORTANT
Physics For Class 9>Chapter 3 - Gravitation>Exercise>Q 7
What is the acceleration of a free falling body?
EASY
9th CBSE
IMPORTANT
Physics For Class 9>Chapter 3 - Gravitation>Exercise>Q 7
What is the acceleration of a body thrown vertically upwards?
EASY
9th CBSE
IMPORTANT
Physics For Class 9>Chapter 3 - Gravitation>Exercise>Q 8
On what factors does the weight of a body depend?