Physics, 25.02.2020 17:22 missheyward30

A resistor is connected between the terminals of a battery. This resistor is a wire, and the following five choices give possibilities for its length and radius in multiples of L0 and r0, respectively. For which one or more of the possibilities is the current in the resistor a minimum?
a. L0 and r0,
b. 12L0 and 12r0,
c. 2L0 and 2r0,
d. 2L0 and r0,
e. 8L0 and 2r0.

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