The wavelength of a certain portion of microwaves is 40 mm. What is its frequency?
A) 40 GHz
B) 4.0 GHz
C) 0.75 GHz
D) 75 GHz
E) 7.5 GHz

Name: The wavelength of a certain portion of microwaves is 40 mm. What is its frequency? A) 40 GHz B) 4.0 GHz C) 0.75 GHz D) 75 GHz E) 7.5 GHz
Brand: Quizplus
Rating: 4.8 (37 reviews)

Question

Quizplus · Accepted Answer

The speed of light (c) is approximately 3 x 10^8 m/s. Frequency (f) is calculated using the formula f = c / wavelength. Converting 40 mm to meters gives 0.04 m. Thus, f = 3 x 10^8 m/s / 0.04 m = 7.5 GHz.

The Wavelength of a Certain Portion of Microwaves Is 40