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ICSE Class 7 Physics Question 33 of 36

Electricity and Magnetism — Question 33

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33
Question

Question 33

State the function of each of the following in an electric circuit and draw its symbolic representation :

(i) Switch and

(ii) Cell.

Answer

(i) Switch

Symbol:

Write symbol and state function of switch in an electric circuit. Current Electricity, Concise Physics Solutions ICSE Class 7.

Function:
A Switch is used to put the current on and off in a circuit.

(ii) Cell

Symbol:

Write symbol and state function of cell in an electric circuit. Current Electricity, Concise Physics Solutions ICSE Class 7.

Function:
A cell acts as a source of direct current for the circuit.