A vibrating tuning fork of freq 256 hz is held over the top
A vibrating tuning fork of freq 256 Hz is held over the top of a vertical tube full of water. The water is allowed to flow out slowly from the tube. A loud sound is heard when the air column in the tube is 33 cm. Compute the speed of sound in air.
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a personrsquos face is 300 cm in front of a concave makeup mirror producing an upright image that is 135 times as large
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a vibrating tuning fork of freq 256 hz is held over the top of a vertical tube full of water the water is allowed to
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at the end of a factory production line boxes start from rest and slide down a 35o ramp 48 m long if the slide is to
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