MEDIUM
7th ICSE
IMPORTANT
Earn 100

Give one relevant example for the following transformation of energy: Electrical energy to mechanical energy.

Important Questions on Energy

MEDIUM
7th ICSE
IMPORTANT
Concise PHYSICS Middle School 7>Chapter 3 - Energy>TEST YOURSELF>Q 20
Give one relevant example for the following transformation of energy: Electrical energy to light energy.
MEDIUM
7th ICSE
IMPORTANT
Concise PHYSICS Middle School 7>Chapter 3 - Energy>TEST YOURSELF>Q 20
Give one relevant example for the following transformation of energy: Chemical energy to heat energy.
MEDIUM
7th ICSE
IMPORTANT
Concise PHYSICS Middle School 7>Chapter 3 - Energy>TEST YOURSELF>Q 20
Give one relevant example for the following transformation of energy: Chemical energy to light energy.
MEDIUM
7th ICSE
IMPORTANT
Concise PHYSICS Middle School 7>Chapter 3 - Energy>TEST YOURSELF>Q 21
What do you mean by conservation of mechanical energy? State the condition when does it hold.
HARD
7th ICSE
IMPORTANT
Concise PHYSICS Middle School 7>Chapter 3 - Energy>TEST YOURSELF>Q 22
Give one example to show that the sum of potential energy and kinetic energy remains constant if friction is ignored.
EASY
7th ICSE
IMPORTANT
Concise PHYSICS Middle School 7>Chapter 3 - Energy>TEST YOURSELF>Q 23
A ball is made to fall freely from a height. State the kind/ kinds of energy possessed by the ball when it is at the highest point.
EASY
7th ICSE
IMPORTANT
Concise PHYSICS Middle School 7>Chapter 3 - Energy>TEST YOURSELF>Q 23
A ball is made to fall freely from a height. State the kind/ kinds of energy possessed by the ball when it is just in the middle.
MEDIUM
7th ICSE
IMPORTANT
Concise PHYSICS Middle School 7>Chapter 3 - Energy>TEST YOURSELF>Q 23
A ball is made to fall freely from a height. State the kind/ kinds of energy possessed by the ball when it is at the ground.