Question

Answer Please.......

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Answer 1

what to answer bulb b will not glow as silk is insulater

Answer 2

In circuit A the wire used is of copper and aluminium, both metals conduct electricity. So bulb will glow in A .

I m B circuit copper and silk is used . Copper will conduct electricity but silk is a non metallic compound and will not conduct electricity. So, in B bulb will not glow.

Answer is explained.

So,
HOPE IT WOULD HELP