In a Plane Electromagnetic Wave in Vacuum, the Ratio E/B

question 28

Multiple Choice

In a plane electromagnetic wave in vacuum, the ratio E/B of the amplitudes in SI units of the two fields is:

• A) the speed of light
• B) an increasing function of frequency
• C) a decreasing function of frequency

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Definitions:

Competitive Industry

An industry structure where many firms compete for market share, with no single company dominating the market.

Demand Curve

A graphical representation showing the relationship between the price of a good and the quantity of that good that consumers are willing to buy.

Cost Function

A mathematical formula that calculates the total cost of producing a given quantity of output, factoring in fixed and variable costs.

Profit-Maximizing Output

The level of production at which a firm achieves the highest profit, where marginal cost equals marginal revenue.