Podcast
Questions and Answers
What is the SI unit of intensity of sound?
What is the SI unit of intensity of sound?
- Watt per square meter (W/m²) (correct)
- Decibel (dB)
- Newton per square meter (N/m²)
- Hertz (Hz)
Which of the following statements about sound waves is correct?
Which of the following statements about sound waves is correct?
- Sound waves do not require a material medium for propagation.
- Sound waves are electromagnetic waves.
- Sound waves are transverse waves.
- Sound waves are longitudinal waves consisting of compressions and rarefactions. (correct)
Which property of sound determines its pitch?
Which property of sound determines its pitch?
- Amplitude
- Wavelength
- Speed
- Frequency (correct)
What is the term used to describe the quality of a sound that distinguishes it from others of the same pitch and loudness?
What is the term used to describe the quality of a sound that distinguishes it from others of the same pitch and loudness?
What is the unit used to measure the intensity level of sound?
What is the unit used to measure the intensity level of sound?
Which of the following statements about echo is correct?
Which of the following statements about echo is correct?
Which of the following factors does NOT affect the loudness of a sound?
Which of the following factors does NOT affect the loudness of a sound?
What happens to the wavelength of a sound wave when its frequency increases?
What happens to the wavelength of a sound wave when its frequency increases?
What is the unit used to measure the intensity level of sound?
What is the unit used to measure the intensity level of sound?
Which of the following properties of sound waves does NOT demonstrate their wave nature?
Which of the following properties of sound waves does NOT demonstrate their wave nature?
What is the relationship between the frequency and pitch of a sound?
What is the relationship between the frequency and pitch of a sound?
Which of the following statements about the intensity of sound is correct?
Which of the following statements about the intensity of sound is correct?
What does the wavelength of a sound wave represent?
What does the wavelength of a sound wave represent?
How does the area of the vibrating body affect the loudness of a sound?
How does the area of the vibrating body affect the loudness of a sound?
Which factor primarily determines the loudness of a sound?
Which factor primarily determines the loudness of a sound?
What are compressions in a sound wave?
What are compressions in a sound wave?
What are rarefactions in a sound wave?
What are rarefactions in a sound wave?
Which characteristic of a sound wave is NOT mentioned in the text?
Which characteristic of a sound wave is NOT mentioned in the text?
