Category: Home Appliances

Question:
waves What is this? What is the frequency?

Answer:
light waves, microwaves, sound waves, etc. Their unit is hertz (commonly known as frequency), transmission speed of s / m. They are the frequency and transmission at different speeds to distinguish the difference. In which the fastest speed of light, like lightning, we are always to see the lightning and then hear the thunder, indicating the speed of light is faster than sound.
frequency. As the name suggests, is to change the original frequency. Electricity used in our lives, commonly known as AC, and his frequency is 50 Hz, the waveform is positive mysterious, ~ This is the alternating current representatives are mysterious symbol - from a half weeks, and a data later this week pose.

Answer:
light is a substance from the particles, and its transmission is in the form of wave transmission. The same as if the water ripples.
The so-called frequency that unit of time to do the same exercise frequency, frequency or the number of times to change it. That’s about what it means.