A rigid container with thermally insulated walls contains a coil of resistance 100 ohms carrying current 1A.change in internal energy after 5 min will be
Asked by Gaurav Avhad | 29th Oct, 2010, 02:19: PM
Expert Answer:
Dear student
A/C to Joule's law of heating, the heat produced is given by :
H = I2 Rt = (1)2 ( 100 ) ( 5 x 60 ) = 30,000 J
We hope this clarifies your doubt.
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Topperlearning
Answered by | 30th Oct, 2010, 07:50: PM
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