EASY
7th CBSE
IMPORTANT
Earn 100

Name any three appliances that work on the principle of heating effect of electricity.

Important Questions on Electricity and Magnetism

EASY
7th CBSE
IMPORTANT
Galaxy Science in Everyday Life>Chapter 14 - Electricity and Magnetism>Quick Response>Q 3
What is the importance of fuse in a circuit?
EASY
7th CBSE
IMPORTANT
Galaxy Science in Everyday Life>Chapter 14 - Electricity and Magnetism>Quick Response>Q 5
What is the full form of MCB?
EASY
7th CBSE
IMPORTANT
Galaxy Science in Everyday Life>Chapter 14 - Electricity and Magnetism>Quick Response>Q 1
What is electromagnetism?
EASY
7th CBSE
IMPORTANT
Galaxy Science in Everyday Life>Chapter 14 - Electricity and Magnetism>Quick Response>Q 2
Name five devices that work due to magnetic effect of electricity.
EASY
7th CBSE
IMPORTANT
Galaxy Science in Everyday Life>Chapter 14 - Electricity and Magnetism>Quick Response>Q 3
Which metal is used as the core of an electromagnet?
EASY
7th CBSE
IMPORTANT
Galaxy Science in Everyday Life>Chapter 14 - Electricity and Magnetism>Quick Response>Q 4
What is magnetic levitation?
EASY
7th CBSE
IMPORTANT
Galaxy Science in Everyday Life>Chapter 14 - Electricity and Magnetism>Chapter Review>Q 1
______ made the first electric battery.
EASY
7th CBSE
IMPORTANT
Galaxy Science in Everyday Life>Chapter 14 - Electricity and Magnetism>Chapter Review>Q 4
What is a resistor?