Question

A uniform wire of resistance 100 ohm is melted and made in the form of uniform wire, whose length is double that
of the original. The resistance of the new wire is
(A)100 ohm
(B) 800 ohm
(C) 200 ohm
(D)400 ohm​

Answer 1

Answer:

200ohm

Explanation:

resistance is directly proportional to length and hence

100×2=200ohm

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Answer 2

Answer:

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