Physics

Problem

A sinusoidal source provides a peak emf of

100\,\text{V}

to a

50\,\Omega

resistor. How much electrical energy is converted to heat in the resistor in

5\,\text{min}

? a)

6.0\times 10^{4}\,\text{J}

1.5\times 10^{4}\,\text{J}

3.0\times 10^{4}\,\text{J}

1.2\times 10^{5}\,\text{J}