Two Harmonic Waves Traveling in Opposite Directions Interfere to Produce

question 33

Multiple Choice

Two harmonic waves traveling in opposite directions interfere to produce a standing wave described by y = 2 sin (πx) cos (3πt) where x is in m and t is in s. What is the distance (in m) between the first two antinodes?

• A) 8
• B) 2
• C) 4
• D) 1
• E) 0.5

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