127/220 V 60 Hertz
The US power grid is 60 cycle per second alternating current (60 Hertz AC). A 60 Hertz sign wave has a period (duration) of 1/60th of a second.
hertz means complete one cycle for given time
Hertz, a frequency measurement unit equal to one cycle per second.
One Hertz is equal to one cycle/second.
1 Hertz equal 1 cycle/second.
One Hertz is one cycle per second.
Hertz is the unit for 1 cycle per second. So you should know the diameter and how long it takes for 1 cycle.
Hertz (Hz) is a unit equal to 1 cycle per second.
Hertz (Hz) is a cycle/second. Bit is the simplest unit of information.
50. Hertz is the same as cycles per second.
"Cycle" or "Hertz".
The meaning of Hertz is a unit of frequency in SI; a high frequency electrical current can kill.