Circuit A has a 3 Ω resistor running on a 9V battery. Circuit B has a 0.5 Ω resistor running on a 3V battery. Which of the following circuits would have a higher amperage?

Respuesta :

V= IR ==> I = V/R
For A: I = 9/3 = 3 amps
for B: I = 3/(1/2) = 6 amps