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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Answered by  | 30th Oct, 2010, 07:50: PM

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