EASY
7th CBSE
IMPORTANT
Earn 100

What is a battery? How is it different from a cell?

Important Questions on Electric Current and Its Effects

EASY
7th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 17 - Electric Current and Its Effects>EXERCISE>Q 4
How does a switch control electric current?
EASY
7th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 17 - Electric Current and Its Effects>EXERCISE>Q 5

What is the property of the wire needed to make an electric fuse?

EASY
7th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 17 - Electric Current and Its Effects>EXERCISE>Q 6
Why is it important to have fuse in all electrical appliances at home?
EASY
7th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 17 - Electric Current and Its Effects>EXERCISE>Q 7
What is an electromagnet?
MEDIUM
7th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 17 - Electric Current and Its Effects>EXERCISE>Q 8
Name different parts of an electric bell.
HARD
7th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 17 - Electric Current and Its Effects>EXERCISE>Q 1
Draw a circuit diagram and show the functions of different components of the circuit.
MEDIUM
7th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 17 - Electric Current and Its Effects>EXERCISE>Q 2
What is the function of an MCB? How is it different from a fuse?
MEDIUM
7th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 17 - Electric Current and Its Effects>EXERCISE>Q 3
Explain the structure and functioning of a fuse.