Physicseasy · Past Paper
The loudness of sound is directly proportional to the square of its what?
AFrequency
BWavelength
CAmplitude
DSpeed
✓ Correct Answer: C — Amplitude
Loudness is related to the intensity of sound, which is proportional to the square of the amplitude of the vibration.
Share this question
More from Physics
- What is the speed of sound in a medium if a wave with a frequency of 2 kHz has a wavelength of 0.75 m?
- What is the SI unit of work?
- A body has an initial velocity of 5 m/s and moves with an acceleration of 2 m/s^2. Its velocity after 10s is:
- A car travels 60 km in 1 hour. Its speed is:
- Which of these is used to store electrical energy in the form of chemical energy?