Two organ pipes emit steady tones of 512 Hz and 520 Hz simultaneously in a concert hall

PHYSICS · Single correct · CBSE · Physics · Waves · Waves

Problem

Two organ pipes emit steady tones of 512 Hz and 520 Hz simultaneously in a concert hall. Calculate the beat frequency heard by the audience. (a)

16\text{ Hz}

(b)

8\text{ Hz}

(c)

4\text{ Hz}

(d)

0\text{ Hz}