A copper wire of resistance R is cut into ten parts of equal length. Two pieces each are joined in series and then five such combinations are joined in parallel. The new combination will have a resistance

Question:

Options :

a)R
b)R/4
c)R/5
d)R/25

Answer :

d)R/25

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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