Question

One beat means that the intensity of sound should be ______.

Options

• Once maximum

• Once maximum and once minimum

• Once minimum

• Twice maximum and twice minimum

Answer 1

One beat means that the intensity of sound should be Once maximum and once minimum.

Explanation:

1. The pattern of interference between sounds of slightly different frequencies is characterised as one beat.
2. Once the sound is maximal and once the sound is minimum in the beat.
3. The sound in the beat is maximum at maximum points and minimal at minimum points.