Recent questions without an upvoted answer

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1 answer 112 views

What is ultrasound or ultrasonic?

asked Oct 17, 2017 in Physics by shamroz (41.5k points)

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1 answer 612 views

What is meant by audible frequency range? Does this range vary with the age of people? Explain.

asked Oct 17, 2017 in Physics by shamroz (41.5k points)

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1 answer 916 views

What is meant by acoustic protection. What is its importance?

asked Oct 17, 2017 in Physics by shamroz (41.5k points)

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1 answer 175 views

How can noise pollution be reduced?

asked Oct 17, 2017 in Physics by shamroz (41.5k points)

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1 answer 208 views

Explain that noise is a nuisance.

asked Oct 17, 2017 in Physics by shamroz (41.5k points)

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1 answer 218 views

Differentiate between noise and musical sounds. Also give examples.

asked Oct 17, 2017 in Physics by shamroz (41.5k points)

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1 answer 378 views

How can you find the speed of sound by echo method?

asked Oct 17, 2017 in Physics by shamroz (41.5k points)

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1 answer 183 views

What is meant by echo? Can we explain how does this happen?

asked Oct 17, 2017 in Physics by shamroz (41.5k points)

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1 answer 144 views

Is there any characteristic of sound which does not depend upon the sensitivity of fhe ears of the listener?

asked Oct 17, 2017 in Physics by shamroz (41.5k points)

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1 answer 113 views

Does loudness of sound depends upon the physical condition of the rare of the listener?

asked Oct 16, 2017 in Physics by sonia (36.5k points)

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1 answer 126 views

If the pitch of sound is increased, what are the changes in the following

asked Oct 16, 2017 in Physics by sonia (36.5k points)

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1 answer 142 views

Describe ihe effect of change in amplitude on loudnes* and the effect of change in frequency on pitch of sound.

asked Oct 16, 2017 in Physics by sonia (36.5k points)

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1 answer 298 views

What is difference between frequency and pitch? Describe their relationship graphically.

asked Oct 16, 2017 in Physics by sonia (36.5k points)

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1 answer 987 views

On what factors does loudness of sound depends? Explain.

asked Oct 16, 2017 in Physics by sonia (36.5k points)

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1 answer 923 views

What are the units of loudness? Why do we use logarithmic scale to describe the range of the sound intensities we hear?

asked Oct 16, 2017 in Physics by sonia (36.5k points)

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1 answer 308 views

What do you mean by the term intensity level of the sound.

asked Oct 16, 2017 in Physics by sonia (36.5k points)

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1 answer 571 views

What is the difference between the loudness and intensity of sound? Derive the relation between the two.

asked Oct 16, 2017 in Physics by sonia (36.5k points)

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1 answer 241 views

Does sound manifest the phenomenon of reflection, diffraction and refraction?

asked Oct 16, 2017 in Physics by sonia (36.5k points)

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1 answer 2.9k views

Sound is a form of wave. List at least three reasons to support the idea that sound is a wave.

asked Oct 16, 2017 in Physics by sonia (36.5k points)

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1 answer 761 views

What do you understand by the longitudinal waves? Describe the longitudinal nature of sound waves?

asked Oct 16, 2017 in Physics by shamroz (41.5k points)

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