Question

Answer the following questions.
What is the purpose of using electric switch in an electric circuit
2.
3.
Draw a closed circuit using symbols of an electric bulb, cell, switch and
wires.
4.
5.
6.
7.
How are insulators important in electrical circuits?
What are the essential components in an electric circuit?
How are dry cells different from chargeable cells?
What are secondary cells?
8.
State two uses of conductor and insulator of electricity.
Where did the word 'electricity' originate from?
10. Draw neat and labelled circuit diagram of a torch.
11. Differentiate between the following:
a. open and closed circuit
b. conductor and insulator of electricity
9.
13. Give reasons:
a. Electricians are advised to wear rubber gloves while working on electric
devices.
b. Electric switches and boards are made up of plastic.
State two precautions that should be exercised while dealing with electric
12. What are the various possibilities for the bulb not to glow in an electric circuit​

Answer 1

Answer:

Draw a circuit diagram for a circuit in which two resistors A and B are connected in series with

a battery and a voltmeter is connected to measure the potential difference across the resistor A.

Explanation:

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