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Heat is a form of energy that arises due to combustion or collision between two bodies or atoms and is capable of being transferred from one system to another by conduction, convection or radiation. According to joules law, heat is directly proportional to the square of current, proportional to resistance and time.
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inversly proportional to resistance and time
No..they're directly proportional ....!
ok i have mistaken
Heat energy is a form of energy which transfers among particle in the substance by the means of  kinetic energy of those particles .  
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