Which of the following statements regarding sound waves is not correct?
A. It travels at a speed of 330 - 350 m/s
B. These are mechanical waves
C. They do not require any type of medium to travel
D. It cannot travel long distances
Answer: Option C
A. It travels at a speed of 330 - 350 m/s
B. These are mechanical waves
C. They do not require any type of medium to travel
D. It cannot travel long distances
Answer: Option C
Which of the following substances will have the lowest speed of sound?
A. Water
B. Steel
C. Glasss
D. Air
What is the approximate range of sound for humans?
A. 20Hertz to 2000 Hertz
B. 20Hertz to 200Hertz
C. 20 Hertz to 20000 Hertz
D. 2 Hertz to 2000 Hertz
Loudness of sound depends upon which of the following?
A. Frequency
B. Wavelength
C. Amplitude
D. Overtones
A. On land
B. In air
C. In space
D. Underwater
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