Sound & Acoustics MCQs with Answers

According to the principle of superimposition, when 2 or more waves overlap at a point in space, the amplitude of the resultant wave at that point is

• A.The average of the amplitudes of the individual waves
• B.The difference of the amplitudes of the individual waves
• C.The product of the amplitudes of the individual waves
• D.The sum of the amplitudes of the individual waves

In transverse waves the portion above the mean level is called ?

• A.Wave crest
• B.Wave trough
• C.Wave amplitude
• D.Wave frequency

The audible frequency range of pigeon is ?

• A.10Hz to 5000Hz
• B.20Hz to 20000Hz
• C.100Hz to 15000Hz
• D.45Hz to 7000Hz

The distance covered by a wave in one second is called _?

• A.Velocity of wave
• B.Frequency of wave
• C.Wavelength of wave
• D.Amplitude of wave

The audible range of normal dolphin ear is ?

• A.20 Hz to 20 kHz
• B.20 Hz to 120 kHz
• C.10 Hz to 80 kHz
• D.50 Hz to 150 kHz

The audible range of normal bat ear is ?

• A.20 Hz to 20 kHz
• B.10 Hz to 50 kHz
• C.20 kHz to 110 kHz
• D.1 kHz to 10 kHz

The audible frequency of a dog ranges between ?

• A.20 to 20,000 Hz
• B.50 to 46,000 Hz
• C.100 to 60,000 Hz
• D.10 to 100,000 Hz

What sound is produced when knocking occurs in an engine?

• A.Whistling sound
• B.Dull thudding sound
• C.Hissing sound
• D.Sharp metallic sound

Which wave can travel through a vacuum?

• A.Sound waves
• B.Water waves
• C.Radio waves
• D.Seismic waves

The part of transverse waves, where the particles of the medium are above the undisturbed position is called ?

• A.Trough
• B.Rarefaction
• C.Compression
• D.Crest