Question

Asked Mar 13, 2019

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An industrial laser is used to burn a hole through a piece of metal. The average intensity of the light is 1.30×1091.30×109 W/m². What is the rms value of the electric field in the electromagnetic wave emitted by the laser?

Step 1

The equation for the rms value of the electric field in the electromagnetic wave emitted by the laser is,

Step 2

Substituting the...

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