EASY
9th CBSE
IMPORTANT
Earn 100

Define potential energy. Write its SI units.

Important Questions on Work and Energy

EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 5 - Work and Energy>Check Your Progress>Q 2
A compressed spring can do work. Explain with the help of an activity.
EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 5 - Work and Energy>Check Your Progress>Q 3
A stretched spring can do work. Explain with the help of an activity.
EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 5 - Work and Energy>Check Your Progress>Q 4
A stone placed at a certain height above the level of ground has energy. Explain with the help of an activity.
EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 5 - Work and Energy>Check Your Progress>Q 5
Define gravitational potential energy of a body. Give an example.
EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 5 - Work and Energy>Check Your Progress>Q 6
Define elastic potential energy of a body. Give an example.
EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 5 - Work and Energy>Check Your Progress>Q 7

What happens to the potential energy of a body if its mass is tripled?

EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 5 - Work and Energy>Check Your Progress>Q 7

What happens to the potential energy of a body if its mass is reduced to one-fourth?

EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 5 - Work and Energy>Check Your Progress>Q 7

What happens to the potential energy of a body if it is raised four times the original height?