Sound
Physics quiz covering sound wave properties including echo, frequency, amplitude, loudness, and quality of sound
Questions
A dog barks in a park and hears its echo after 0.5 seconds. If the sound of its bark got reflected by a nearby building, then the distance between the dog and the building is (assume the sound of speed in air is 346 m/s)
- 86.50 m
- 80.60 m
- 75.00 m
- 8.65 m
Which of the following statements is/are false about sound waves?
- Sound waves can travel through vacuum.
- Sound waves transport energy without transporting matter.
- Sound waves are created by a vibrating body.
- All of the above
What is the number of cycles of a periodic wave occurring per unit time called?
- Amplitude
- Frequency
- Period
- Wavelength
In which of the following media is the speed of sound waves the maximum?
- Solids
- Liquids
- Gases
- Vacuum
The loudness of a sound depends on
- frequency
- amplitude
- wavelength
- time period
The displacement of a vibrating body is also known as
- time period
- amplitude
- wavelength
- frequency
Which of the following is not a psychological characteristic of a musical sound?
- Pitch
- Wavelength
- Quality
- Loudness
If a tuning fork vibrates 10 times in one second, then its frequency is
- 10 Hz
- 0.5 Hz
- 5 Hz
- 0.1 Hz
Which of the following quantities is/are not transferred during wave propagation?
- Momentum
- Mass
- Energy
- All of the above
A piano and a sitar do not sound alike. There is a difference due to the
- quality of sound
- amplitude of sound
- reflection of sound
- None of these