Electric Power and Energy

विद्युत और चुंबकत्व मध्यम निःशुल्क
Electric Power and Energy – विद्युत और चुंबकत्व
Electric Power and Energy – विद्युत और चुंबकत्व

A 3D bench of appliances that behave: a lamp whose filament glows, a heater whose bars go red, a motor that spins. Read the rating plate, get R = V^2/P, and watch all three power laws agree - until you pick the motor, where V is not IR and V^2/R falls apart.

3DI squared RP = VIV squared over RW = Ptelectric powerjoule heatingkilowatt hourrating plate

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