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logearav

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## Homework Statement

in verifying joule's law of heating namely the first law that is law of CURRENT " HEAT IS PROPORTIONAL TO SQUARE OF CURRENT"

MY TEXTBOOK MENTIONS THE FOLLOWING LINE

the initial temperature of water is measured as THETA1. let W be the heat capacity of the calorimeter and contents. now a current of I1 is passed for a time of T1. the final temperature theta2( after applying necessary correction) is noted

MY QUESTION IS " WHAT DO THEY MEAN BY AFTER APPLYING NECESSARY CORRECTION?"