MDCAT Physics MCQ #3995

Two sound sources emit frequencies of 440 Hz and 438 Hz. Calculate the beat frequency.

MDCAT Physics MCQ #3995

  1. Question 1

    Q1. Two sound sources emit frequencies of 440 Hz and 438 Hz. Calculate the beat frequency.

    • A) 1.0 Hz
    • B) 2.0 Hz
    • C) 439 Hz
    • D) 876 Hz

    Answer: 2.0 Hz

    Explanation: Beat frequency = |f₁ - f₂|. Option A calculates half the correct value.