General Knowledge :: Physics
- The velocity of sound in moist air is more than in dry air because the moist air has
- Which one among the following doesn't have any effect on velocity of sound ?
- Velocity of sound in air does not change with the change of
- The propagation of sound waves in a gas involves
- When two similar sources vibrate with slightly different frequencies, a regular rise and fall occurs in the loudness of tone. This phenomenon is known as
- Propagation of sound can be visualised as propagation of ________ variations in the medium
- Permissible noise level at Residential area during night time is :
- Calculate the time period (in seconds) of a sound wave of wavelength 4m traveling with a speed of 500m/s
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