fast please I need help if you will solve this question I will mark you as brainly
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mark me as brainliest
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Your first question is incomplete!
Q:2
Joule’s law of heating states that, when a current ‘i ' passes through a conductor of resistance ‘r’ for time ‘t’ then the heat developed in the conductor is equal to the product of the square of the current, the resistance and time.
Q:3
Answer of question 3 is in image!
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