Problem40
Section 20.4: Electric Power and Energy

Question

What is the power of a lightening bolt having a current of

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Final Answer

2.00×1012 W2.00\times 10^{12}\textrm{ W}

Solution video

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Video Transcript

This is College Physics Answers with Shaun Dychko. A lightning bolt has a current of 2.00 times 10 to the 4 amps and a voltage of 1.00 times 10 to the 2 megavolts. The prefix 'mega' means multiplied by 10 to the 6 and so we have 10 to the 2 times 10 to the 6 is 1.00 times 10 to the 8 volts. So we find the product of the current and the voltage and that gives us the power. So we multiply current by voltage and that gives us 2.00 times 10 to the 12 watts.

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