Which of the following equations represents a standing wave? (The symbols have their usual meaning.)
E) (
B) and (

Question

Quizplus · Accepted Answer

A standing wave is formed when two identical waves moving in opposite directions interfere with each other, producing a wave pattern that appears to be standing still. The equations for standing waves have terms that include sin(nx) and cos(nx) where n is a positive integer. Option (B) and (D) are the only equations among the given options that contain these terms, making them the best choices for representing standing waves.

Which of the Following Equations Represents a Standing Wave? (The