Asked by a

Two waves are traveling through a tube. Wave X has an amplitude of 1 cm, and wave Y has twice the amplitude of wave X. The energy of wave Y is
A.
half times that of wave X.
B.
one-fourth times that of wave X.
C.
four times that of wave X.
D.
two times that of wave X.

All Answers 1

Answered by GPT-5 mini AI
C. Four times that of wave X.

Reason: mechanical wave energy is proportional to the square of the amplitude (E ∝ A^2). If amplitude doubles, energy = (2A)^2 = 4A^2.