An electric iron of resistance 14 ohms takes a current of A .find the heat developed in 20 seconds.

University Physics Volume 2
18th Edition
ISBN:9781938168161
Author:OpenStax
Publisher:OpenStax
Chapter9: Current And Resistance
Section: Chapter Questions
Problem 49P: A copper wire has a resistance of 0.500 at 20.0°C and an iron wire has a resistance of 0.525 at the...
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An electric iron of resistance
14 ohms takes a current of A .find
the heat developed in 20 seconds.
Transcribed Image Text:An electric iron of resistance 14 ohms takes a current of A .find the heat developed in 20 seconds.
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