sine vave form diagram


sine vave form diagram

Choose the correct answer.

Frequency is how we explain how often a process .....?

What is used to describe the motion of waves and states how often a complete cycle of the wave motion  goes through in a given time? 

The unit of frequency is measured in Hertz which was named after a guy called ......?

moves sound


Hans Hertz

changes tone


Heinrich Hertz

repeats it self


Helmut Hertz

In what year did Hertz begin working on electromagnetic radiation?

By using a rapidly oscillating electric spark he produced radio waves and was able to measure their ....?....and what? Light, sound, radio waves and AC electrical power all have a ....?..... operating frequency.
1887 veracity & their wavelength set
1883  veneer & their wavelength powerful
1901 velocity & their wavelength obscure





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