An electric kettle of 70 omega resistance containing 500
An electric kettle of 7.0 Ω resistance containing 500 cm3 of water at 10ºC is connected to the 110 V supply. If 10% of the electrical energy is wasted by imperfect insulation, calculate how long it takes to convert all of the water into steam.
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an electric kettle of 70 omega resistance containing 500 cm3 of water at 10ordmc is connected to the 110 v supply if 10
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