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Why ultrasound is useful in medical field.
asked Oct 17, 2017 in Physics by sonia (36.5k points)
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Will two separate 50 dB sounds together constitute a 100 dB sound? Explain.
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Is there any difference between echo and reflection of sound? Explain.
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Two people are listening to the same music at the same distance.
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You can listen to your friend round a corner, but you cannot watch him/her. Why?
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Why two tin cans with a string stretched between them could .
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What would happen to the loudness of sound with increase in.its frequency?
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Which property of sound waves determines its (a) Ioudness (b) pitch?
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Why the voice of women is more shrill than that of men?
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Why are sound waves called mechanical waves?
asked Oct 17, 2017 in Physics by sonia (36.5k points)
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1 answer 115 views
Explain how sound is produced by a school bell?
asked Oct 17, 2017 in Physics by sonia (36.5k points)
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How is depth of water measured by echo method?
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What are the uses of ultrasound in medicine?
asked Oct 17, 2017 in Physics by shamroz (41.5k points)
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What is ultrasound or ultrasonic?
asked Oct 17, 2017 in Physics by shamroz (41.5k points)
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