If a Cordless Phone Operates at a Frequency of 9 $\times$

question 59

Multiple Choice

If a cordless phone operates at a frequency of 9.00 $\times$ 10⁸ s^-1.What is the wavelength of this radiation?

• A) 0.333 m
• B) 1.99 \(\times\) 10^-25 m
• C) 3.33 \(\times\) 10^-9 m
• D) 3.71 \(\times\) 10^-18 m
• E) 2.70 \(\times\) 10¹⁷ m

---

Definitions:

Radio Broadcasting

The transmission of audio programs to the public through radio waves.

Sound Recording

The process or art of capturing audio performances, sounds, or music onto a storage medium for later playback.

Social Change

Transformations in the societal structures, norms, and values over time.

Technological Determinism

The belief that the technological advancements of a society shape its cultural norms, the organization of its social groups, and its historical development.