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A solid block is suspended from a spring scale. The reading on the scale when the block is completely immersed in water is 25.8 N, and the reading when it is completely immersed in a liquid of density 869 kg/m3 is 26.7 N.
(a) What is the block's volume?
(b) What is the block's density?
A tube, open at only one end, is cut into two shorter(non-equal) lengths. The piece open at both ends has a fundamentalfrequency of 510 Hz, while the piece open only at one end has afundamental frequency of 707 Hz. What is the fundamental frequencyof..
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