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Introduction
The pressure exerted by a liquid on the base of the container depends on the vertical height of the liquid over it not on the area of cross-section. As one goes deeper in the swimming pool, the pressure on the ear drum is found to increas..
Sound - Introduction
Sound - Introduction - Mechanical waves which can cause the sensation of hearing are called sound waves. These waves are produced by bodies vibrating at frequencies lying between the range of 20Hz and 20,000Hz, perceived by the human ear. This is known as the audible range of fr..
Sound - Introduction
Mechanical waves which can cause the sensation of hearing are called sound waves. These waves are produced by bodies vibrating at frequencies lying between the range of 20Hz and 20,000Hz, perceived by the human ear. This is known as the audible range of frequency. In terms of wavelength, ..
Fluids Pressure Upthrust and Flotation
Introduction - The pressure exerted by a liquid on the base of the container depends on the vertical height of the liquid over it not on the area of cross-section. As one goes deeper in the swimming pool, the pressure on the ear drum is found to increase. A column of mercury exe..
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