A potential difference of 3.60 V will be applied to a 33.00 m length of 18-gauge...

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Physics

A potential difference of 3.60 V will be applied to a33.00 m length of 18-gauge platinum wire (diameter =0.0400inches). Calculate the current.

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Calculate the current density.

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Calculate the electric field.

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Calculate the rate at which thermal energy will appear in thewire.

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4.4 Ratings (948 Votes)
We know resistance in wire of length L and area A R LA 1Resistivity of platinum wire 106 108 ohm mLength of wire L 330 mArea of wire A d2 4    See Answer
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