Determine the speed of sound in the air column
A 1.78 m long air column is open at both ends. The frequency of a certain harmonic is 828 Hz, and the frequency of the next-higher harmonic is 920 Hz. Determine the speed of sound in the air column.
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A flywheel with a diameter of 1.07 m is rotating at an angular speed of 230 rev/min. (a) What is the angular speed of the flywheel in radians per second? (b) What is the linear speed of a point on the rim of the flywheel? (c) What constant angular
What do the archegonia produce?
In what way did Mussolini, Hitler and the authors of the 'Cardinal Principles' find fault with mainstream Western societies and their social and political values?
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In the file quizin1.dat (which you should cp to your directory), each line represents a voting card of a registered voter. The character '1' in the i-th indicates that the vote was cast for the i-th candidate. The first 10 columns were
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Since Documentation of dramatic fluctuations in bird & mammal populations, much interest in mechanisms of regulation... General question: What regulates population size?
An illegal drug and the current use pattern in the context of five historical themes and the psychoactive drug classification?
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