09-02-2015
Physics

Answered

What is the effect on current if both the voltage and the resistance are halved?

Answer :

09-02-2015

The current through a resistor is

(voltage across the resistor) / (resistance of the resistor) .

If the numerator and the denominator of that fraction are both
multiplied or divided by the same number, then the value of the
fraction doesn't change.

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