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Author:Telangana Board

Telangana Board Science Solutions for Exercise - Improve your learning

Simple step-by-step solutions to Improve your learning questions of Electricity Current - It's Effect from Science Class - 7. Also get 3D topic explainers, cheat sheets, and unlimited doubts solving on EMBIBE.

Questions from Improve your learning with Hints & Solutions

EASY
7th Telangana Board
IMPORTANT

The switch is used to close or open an electric circuit.

EASY
7th Telangana Board
IMPORTANT

Arun buys four bulbs of 15 W, 40 W, 60 W and 100 W respectively. Which one should be used in his room as a night bulb?

EASY
7th Telangana Board
IMPORTANT

Device used to close or open an electric circuit is

EASY
7th Telangana Board
IMPORTANT

Which one of the following is used as a light source?

EASY
7th Telangana Board
IMPORTANT

Safety device used in electric circuit is 

MEDIUM
7th Telangana Board
IMPORTANT

Draw the symbols for the electrical components in the table.

S.No. Electric Components Symbol
1 Cell  
2 Electric bulb  
3 Electric switch  
4 Battery  

EASY
7th Telangana Board
IMPORTANT

Draw the circuit diagram for the following series connection.

Question Image

HARD
7th Telangana Board
IMPORTANT

Match the following.

A B
1. Cell a) Used to open or close a circuit.
2. Switch b) Safety device used in electric circuit.
3. Circuit c) A complete path for the flow of an electric current.
4. Miniature Circuit Breaker d) Reset by hand, circuit becomes complete once again.
5. Fuse e) A device which converts chemical energy into electrical energy.