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Question
Which of the following would you use to join X and Y in the circuit so that the bulb lights up?
Which of the following would you use to join X and Y in the circuit so that the bulb lights up?
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Solution
The correct option is A An aluminium rod
The given circuit, when completed by an object that conducts
electricity, will light up the bulb. Out of the given options, it is
only an aluminium rod which can conduct electricity, whereas, a plastic
spoon, a woollen string and an eraser are all bad conductors of
electricity. Therefore, joining the points X and Y with an aluminium rod
will complete the circuit and light up the bulb.
The given circuit, when completed by an object that conducts
electricity, will light up the bulb. Out of the given options, it is
only an aluminium rod which can conduct electricity, whereas, a plastic
spoon, a woollen string and an eraser are all bad conductors of
electricity. Therefore, joining the points X and Y with an aluminium rod
will complete the circuit and light up the bulb.
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