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25-11-2018
Physics

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Question on Resistance. WORTH 20 POINT

Question on Resistance WORTH 20 POINT class=

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25-11-2018

From Ohm's law: R = V / I

Resistance = (voltage) / (current)

The first paragraph TELLS you that the current is always 0.5 A, and the table tells you the voltage across each piece of wire.

Again . . . R = V / I

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