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A Resistor Is Made of a Material That Has a Resistivity

Question 1

Multiple Choice

A resistor is made of a material that has a resistivity that is proportional to the current going through it.If the voltage across the resistor is doubled,what happens to the current through it?


A) It doubles.
B) It quadruples.
C) It increases by a factor of 23/2.
D) It increases by a factor of 21/2.

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