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प्रश्न
Choose the incorrect statement.
विकल्प
A switch is the source of electric current in a circuit.
A switch help to complete or break the circuit.
A switch helps us to use electricity as per our requirement.
When the switch is open there is an air gap between its terminals.
MCQ
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उत्तर
A switch is the source of electric current in a circuit.
Explanation:
An electric cell is the source of electric current in a circuit.
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