When tuning a radio, you are changing the frequency of the signal the radio receives. This frequency is measured in units named after __________.

Question

Quizplus · Accepted Answer

The unit of frequency is named after Heinrich Hertz, so option A is the correct answer. Option B is incorrect as Granville T. Woods was an inventor and electrical engineer who made contributions to the development of transportation systems. Option C is incorrect as Guglielmo Marconi was an Italian radio pioneer who developed the first practical radio communication systems. Option D is incorrect as Lee de Forest was an inventor who made significant contributions to the development of radio and television technology, but he did not invent the unit of frequency measurement.

When Tuning a Radio, You Are Changing the Frequency of the Signal