Paheli replaced an electric bulb with an LED
a) To which terminal is the short lead connected?
b) What is the advantage of connecting an LED in the circuit?
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Answer:
- The longer lead of a LED is always connected to the negative terminal of the battery and the shorter lead is connected to the positive terminal of the body.
- LEDs are extremely energy efficient And consume up to 90%less power than incandescent bulbs.
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