# Exam 7 Numbers 11-15

5 Questions | Total Attempts: 64  Settings  .

• 1.
11. When two transverse waves traveling through a medium meet and exactly coincide, the resulting displacement of the medium
• A.

Is the sum of the displacements of each wave.

• B.

Is zero.

• C.

Is always greater than the displacement of either wave alone.

• D.

Is always destructive.

• 2.
12. When two waves having displacements in opposite directions meet, _______________ occurs.
• A.

Complete cancellation

• B.

No interference

• C.

Constructive interference

• D.

Destructive interference

• 3.
13. Two waves meet and interfere constructively. Which one of the following factors increases?
• A.

Period

• B.

Amplitude

• C.

Frequency

• D.

Wavelength

• 4.
14. The diagram above represents two pulse waves moving toward each other through a medium. The two waves will exactly coincide when they reach point A. At point A, the amplitude of the combined waves will be
• A.

Twice that of either wave alone.

• B.

The same as either wave alone.

• C.

Half that of either wave alone.

• D.

Zero.

• 5.
15. Two mechanical waves can occupy the same space at the same time because waves
• A.

Are matter.

• B.

Are displacements of matter.

• C.

Do not cause interference patterns.

• D.

Cannot pass through one another. Back to top