Question

on the diagram below, which of the following denotes the trough of the wave? c a b d

Explanation:

In wave terminology, the trough is the lowest point of a wave. In the given diagram, point C is the lowest point among the labeled points. Point A represents the amplitude (height from the equilibrium line to the crest or trough), point B is the crest (highest point), and point D is the wavelength (distance between two consecutive crests or troughs).

Answer:

C