Question

A bulb can glow more brightly on using copper wire instead of graphite in a circuit

Answer 1

Even though graphite is a good conducter of electricity, copper is a better one. So current flows through the copper wire more efficiently than graphite. That's why the bulb glows more brightly on using copper wire instead of graphite wire.

Answer 2

Answer:

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Yes ;The bulb can glow ! Though the graphite is good conductor of electricity ; The copper wire is used to conduct & transfer the electricity ; as it is used in the various electrical appliances ! The Cooper wire is used in electrical appliances & machine ;It may be easily concluded that Copper wire can be used to conduct electrical through circuit ; without graphite ; as it contains the power to carry high amount of electricity than graphite ........!