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science-physics

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An electric heater draws a a current of 10A from a 220 V supply .What is the cost of using the heater for 5 hours everyday for 30 dats if the cost of 1 unit (1 kWh)is 60 paise(indian currency)

  • science-physics - ,

    Cost=Powerused*time*costperunit.

    watch your units.

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