Answers to Chapter 2 Review Questions

1: How does the wavelength of a wireless signal change as the frequency of the signal increases?
A1: Answer: As the frequency of a wireless signal increases, the wavelength of the signal becomes shorter.
2: When a 2.4-GHz signal encounters an obstruction, what happens?
A2: Answer: When a 2.4-GHz signal encounters an obstruction, some of the signal is attenuated, some of the signal is reflected, and some of the signal diffracts around the obstruction.
3: Does ionospheric reflection occur at microwave frequencies?
A3: Answer: Ionospheric reflection generally does not occur at microwave frequencies.
4: How is wireless power measured?
A4: Answer: Wireless power is measured using decibel (dB) ratios compared to a recognized ...

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