In which of the following media does sound travel faster?...
In which of the following media does sound travel faster?
water
brass
air
wood
Correct answer is B
No explanation has been provided for this answer.
Two strings of the same length and under the same tension gives notes of frequencies in the ratio 4 ...
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A palm fruit dropped to the ground from the top of a tree 45m tall. How long does it take to reach t...
Which of the following materials is a good insulator? ...
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