MDCAT Physics MCQ #4000

Two coherent waves interfere with path difference of 3λ/2. What is the resultant amplitude if both have amplitude A?

MDCAT Physics MCQ #4000

  1. Question 1

    Q1. Two coherent waves interfere with path difference of 3λ/2. What is the resultant amplitude if both have amplitude A?

    • A) 0
    • B) A
    • C) 2A
    • D) √2A

    Answer: 0

    Explanation: Destructive interference occurs at odd multiples of λ/2. Option C assumes constructive.