PDF chapter test TRY NOW
- Make a circuit as shown in figure.
- Take about \(10\ cm\) long piece of nichrome wire.
- Tie it between the nails.
- Touch the wire.
- Now switch on the current in the circuit by moving the switch to the 'ON' position.
- After a few seconds touch the wire. (Do not hold it for a long time.)
- Switch off the current.
- Touch the wire again after a few minutes.
Circuit connection
What do you infer from the above experiment?
The through the circuit and makes the . This is called as the of the electric current.
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