CBSE Class 7 Answered
What is closed circuit
Asked by Ayush154 | 12 Jan, 2019, 02:55: PM
Expert Answer
Normally a switch is provided between power source and current drawing electrical device or circuit.
Power source can be battery or a electrical power supply.
when switch is open, current is not drawn from power source. This is called open circuit.
when switch is closed, current is drawn by the electrical device or circuit. This is called closed circuit.
Answered by Thiyagarajan K | 13 Jan, 2019, 08:35: AM
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