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.
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A body of mass m moving around a circle of radius r with a uniform speed v&...
Which of the following units is derived? ...
The mode of heat transfer which does not require a material medium is ...
The thermometric properties of the thermocouple is that is ...
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Which of the following machines does NOT apply the lever principle?...