MEDIUM
9th CBSE
IMPORTANT
Earn 100

Differentiate between mass and weight.

Important Questions on Gravitation

HARD
9th CBSE
IMPORTANT
EVERGREEN Self-Study in SCIENCE>Chapter 10 - Gravitation>CHAPTER TEST>Q 12
Under what conditions a body becomes weightless?
HARD
9th CBSE
IMPORTANT
EVERGREEN Self-Study in SCIENCE>Chapter 10 - Gravitation>CHAPTER TEST>Q 13
If we go deeper inside the earth, what will change: weight or mass or both, why?
MEDIUM
9th CBSE
IMPORTANT
EVERGREEN Self-Study in SCIENCE>Chapter 10 - Gravitation>CHAPTER TEST>Q 14
Give at least two points of difference between G and g.
HARD
9th CBSE
IMPORTANT
EVERGREEN Self-Study in SCIENCE>Chapter 10 - Gravitation>CHAPTER TEST>Q 15
A body is taken from the surface of the earth to the moon. Will its weight increase or decrease? Justify your answer.
HARD
9th CBSE
IMPORTANT
EVERGREEN Self-Study in SCIENCE>Chapter 10 - Gravitation>CHAPTER TEST>Q 16
State Newton's law of gravitation. Explain it.
HARD
9th CBSE
IMPORTANT
EVERGREEN Self-Study in SCIENCE>Chapter 10 - Gravitation>CHAPTER TEST>Q 17
Derive an expression for the acceleration due to gravity on the surface of the earth. State the factors on which g depends. How does it vary with depth? Where is it maximum on the surface of the earth?
HARD
9th CBSE
IMPORTANT
EVERGREEN Self-Study in SCIENCE>Chapter 10 - Gravitation>CHAPTER TEST>Q 18

A boy drops a stone from a cliff which reaches on the ground in B seconds. Calculate

Height of cliff

HARD
9th CBSE
IMPORTANT
EVERGREEN Self-Study in SCIENCE>Chapter 10 - Gravitation>CHAPTER TEST>Q 18

A boy drops a stone from a cliff which reaches on the ground in B seconds. Calculate

Final velocity of the stone.