A potential difference of 1.20 V will be applied to a 33.0 m length of 18-gauge copper
Question:
A potential difference of 1.20 V will be applied to a 33.0 m length of 18-gauge copper wire (diameter = 0.0400 in.). Calculate
(a) The current,
(b) The magnitude of the current density,
(c) The magnitude of the electric field within the wire, and
(d) The rate at which thermal energy will appear in the wire.
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a The current is V V V 120 V00400 i R pLA 4pL ...View the full answer
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Related Book For
Fundamentals of Physics
ISBN: 978-0471758013
8th Extended edition
Authors: Jearl Walker, Halliday Resnick
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