An electric device, which heats water by immersing a resistance wire in the water, generates 60 cal of heat per second when an electric potential difference of 11 V is placed across its leads. What is the resistance of the heater wire? (Note: 1 cal = - PowerPoint PPT Presentation

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An electric device, which heats water by immersing a resistance wire in the water, generates 60 cal of heat per second when an electric potential difference of 11 V is placed across its leads. What is the resistance of the heater wire? (Note: 1 cal =

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An electric device, which heats water by immersing a resistance wire in the water, generates 60 cal – PowerPoint PPT presentation

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