The resistance of a wire of uniform diameter d and length L is R. The resistance of another wire of the same material but diameter 2d and length 4L will be

Question:

Options :

a)2R
b)R
c)R/2
d)R/4

Answer :

b)R

Answer Steps :

Step:-1

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Related Questions

Forty electric bulbs are connected in series across a 220 V supply. After one bulb is fused, the remaining 39 are connected again in series across the same supply. The illumination will be

If a body is executing simple harmonic motion then

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