State joule low heating establish the relationship between 1kwh and 1 joule. A torch bulb is rated 6v and 750 MA calculate the energy consumed by the bulb in 4 hours
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joules law of heating states that,
the heat produced in resistor of resistance R is directly proportional to 1.square of current I2
2.resistance R 3.time T
the heat produced in resistor of resistance R is directly proportional to 1.square of current I2
2.resistance R 3.time T
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