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, and when the unit - time is one second, it is 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 usually refers to the change between two states in an alternating - current context.

Answer:

C. frequency