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Sound (Dr. Wael Mortada)

A visually engaging representation of sound waves, tuning forks, and audio equipment, with a vibrant color palette to convey energy and movement.

Sound Science Quiz

Test your knowledge about the fascinating world of sound! This quiz covers various aspects of sound, from its properties to its applications in different fields.

Each question will challenge your understanding and help you learn more about sound phenomena.

Eleven thought-provoking questions
Multiple choice format for easy answering
Instant feedback on your responses

11 Questions3 MinutesCreated by HearingWave27

On increasing the temperature, the speed of sound in air

Not changed

Decreased

Increased

Increased then decreased

What is the unit used to measure the intensity of sound?

Hertz

Watt

Decibel

Nanometer

The maximum speed of vibrations which produce audible sound will be in:

Sea water

Ground glass

Air

Carbon dioxide

A tuning fork oscillates at a frequency of 512Hz, creating sound waves. How many waves will reach the eardrum of a person near that fork in 2 seconds?

256

512

1024

128

Which of the following terms is a useful quantity to describe the loudness of a sound?

Intensity

Frequency

Wavelength

Speed

In which of the following situations is the Doppler effect absent?

The source and the observer are moving towards each other.

The observer is moving toward the source.

The source is moving away from the observer.

The source of sound and the observer move at the same direction with the same speed

Which of the following is non-audible sound?

15 Hz

150 Hz

1500 Hz

15000 Hz

All the following are true for ultrasound except

Have a low energy

Can be reflected

Can be refracted

Produce intense heating effect

In Magneto-striction generator, the change in length of the ferromagnetic rod is NOT depend on

The strength of the magnetic field

The nature of the materials

The direction of the magnetic field applied

All the above

The higher the frequency, the lower the resolution

True

False

The ratio between peak intensity and the average intensity in the beam is called

Stiffness

Propagation speed

Optical density

Beam non-uniformity ratio

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