Mathematics, 07.12.2020 06:30, dxnimxriee

The heat developed in an electric wire varies jointly as the wires resistance, the time the current flows, & the square of the current. In two minutes a current of 5 amps develops 1,200 heat units in a wire with a current of 10 amps in 5 minutes?

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The heat developed in an electric wire varies jointly as the wires resistance, the time the current...