Which of the Following Is True About Antennas

question 25

Multiple Choice

Which of the following is true about antennas?

• A) the size is proportional to the wavelength
• B) lower frequency signals require larger antennas
• C) most are active devices
• D) omnidirectional types provide the best directional gain

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Definitions:

Exponential

Refers to the rapid increase or growth at a constant rate over time.

Positive

A term that can refer to an optimistic outlook, a test result indicating the presence of a substance or condition, or a number greater than zero.

Negative

A term that can denote a quantity less than zero, a pessimistic outlook, or the inversion of a situation or condition.

Strong Relationship

A significant association or correlation between two or more variables where changes in one variable are closely linked to changes in the other(s).