Four sound waves M, N, O and P are shown in figures below. Which of the following is correct statement?

M and P have the same loudness.

N and O have the same loudness.

N and P have the same loudness.

M and O have the same loudness.

Four sound waves M, N, O and P are shown in figures below. Which of th

1.	Four sound waves M, N, O and P are shown in figures below. Which of the following is correct statement?
A.	M and P have the same loudness.
B.	N and O have the same loudness.
C.	N and P have the same loudness.
D.	M and O have the same loudness.
Answer» E.

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