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The rear window defogger of a car consists of twelve thin wires (resistivity 17.60 x 10'? Q-m) embedded in the glass. The wires are connected
The rear window defogger of a car consists of twelve thin wires (resistivity 17.60 x 10'? Q-m) embedded in the glass. The wires are connected in parallel to the 12.0V battery, and each has a length of 1.20 m. The defogger can melt 2.20 x 10'2 kg of ice at 0C into water at 0C in two minutes. Assume that all the power delivered to the wires is used immediately to melt the ice. What is the diameter of the wires? 0 0.419 mm O 0.309 mm 0 0.672 mm O 0.573 mm 0 0.219 mm
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