Examlex
An improvement in technology between two dates is called
Frequency
The rate at which an alternating current or a repetitive electronic signal oscillates, typically measured in hertz (Hz).
Hertz
The unit of frequency in the International System of Units (SI), equal to one cycle per second.
Pulsating
Describes a phenomenon where a physical quantity (such as current or voltage) varies in magnitude in a regular or irregular rhythm.
Linear
Pertaining to something that is directly proportional or follows a straight-line relationship in mathematics or physics.
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