Write one difference between:
Open and closed circuit.

Important Questions on Electric Current and Simple Circuits

EASY

7th CBSE

IMPORTANT

Expanded Universal Science 7>Chapter 16 - Electric Current and Simple Circuits>ASSESSMENT ZONE>Q F

Write one difference between:
cell and battery.

EASY

7th CBSE

IMPORTANT

Expanded Universal Science 7>Chapter 16 - Electric Current and Simple Circuits>ASSESSMENT ZONE>Q F

Write one difference between:
temporary and permanent magnet.

EASY

7th CBSE

IMPORTANT

Expanded Universal Science 7>Chapter 16 - Electric Current and Simple Circuits>ASSESSMENT ZONE>Q F

Define electric current.

EASY

7th CBSE

IMPORTANT

Expanded Universal Science 7>Chapter 16 - Electric Current and Simple Circuits>ASSESSMENT ZONE>Q F

Mention the components required to construct an electrical circuit.

EASY

7th CBSE

IMPORTANT

Expanded Universal Science 7>Chapter 16 - Electric Current and Simple Circuits>ASSESSMENT ZONE>Q F

What is a miniature circuit breaker?

EASY

7th CBSE

IMPORTANT

Expanded Universal Science 7>Chapter 16 - Electric Current and Simple Circuits>ASSESSMENT ZONE>Q F

What is an electric fuse? What is its function?

EASY

7th CBSE

IMPORTANT

Expanded Universal Science 7>Chapter 16 - Electric Current and Simple Circuits>ASSESSMENT ZONE>Q F

Name some appliances in which electromagnets are used.

EASY

7th CBSE

IMPORTANT

Expanded Universal Science 7>Chapter 16 - Electric Current and Simple Circuits>ASSESSMENT ZONE>Q F

How short-circuit occurs in an electric fuse?