The Magnetic Field of a Plane-Polarised Electromagnetic Wave Moving in the Z-Direction

question 23

Multiple Choice

The magnetic field of a plane-polarised electromagnetic wave moving in the z-direction is given by in SI units.Find the average power per square metre carried by the EM wave.

• A)720 W
• B)172 W
• C)500 W
• D)2* 107 W
• E)86 W

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Definitions:

Fixed Costs

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Variable Costs

Charges that vary in relation to the volume of output or services provided by a firm.

Fixed Costs

Expenses that do not change regardless of the level of production or business activity, such as rent, salaries, and insurance.

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