Question

1. the number of cycles in one second is called ________. a period b waveform c frequency d alternation

Explanation:

Frequency is defined as the number of cycles per unit - time. In the SI system, when the unit - time is one second, it represents the number of cycles in one second. The period is the time taken for one complete cycle. A waveform is the shape of a wave. Alternation refers to a change between two states.

Answer:

C. frequency