A loudspeaker produces sound of frequency continuously for

PHYSICS · Single correct · CBSE · Physics · Sound · Sound

Problem

A loudspeaker produces sound of frequency

400\,\text{Hz}

continuously for

3\,\text{s}

. How many complete vibrations does the diaphragm of the loudspeaker make in this time? (a)

3600

(b)

1200

(c)

400

(d)

1330