Question

while connecting LED to a circuit which wire should be connected to positive terminal of the battery and which wire to negative terminal​

Answer 1

Answer:

The longer wire of the LED is connected to the positive terminal and the smaller wire of the LED is connected to negative terminal.

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Answer 2

Answer:

while connecting LED to a circuit which wire should be connected to positive terminal of the battery and which wire to negative terminal

Explanation:

while connecting LED to a circuit which wire should be connected to positive terminal of the battery and which wire to negative terminal

Answers

Answer: The positive terminal (+) of one cell should always be connected to negative terminal (-) of another cell. But in case of above circuit both the positive terminals are connected to each other. This is the reason battery is not able to generate electricity.