A tester is made with the two terminals of a battery connected to separatewires, each with one end free. A light bulb is also a part of the circuit. Now an object is used to connect the free ends, and it is observed that the light bulb does not glow. (In other words, there is no electricity flowing) Which of the following could be that object?

An iron strip

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A wooden stick

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A gold strip

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None of these

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Solution

The correct option is B
A wooden stick

Wood is a poor conductor of electricity. It does not allow electric current to flow through it easily and is a poor conductor of electricity.

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The correct option is B A wooden stick Wood is a poor conductor of electricity. It does not allow electric current to flow through it easily and is a poor conductor of electricity.

The correct option is B
A wooden stick

Wood is a poor conductor of electricity. It does not allow electric current to flow through it easily and is a poor conductor of electricity.