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How can you prove the mechanical nature of sound by a simple experiment
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Which of the following changes will increase the capacitance of a parallel-plate capacitor? (there could be more than one correct choice.) a) increase the charge on the plates b) decrease the poten5al between the plates c) increase the potential between the plates d) introduce a dielectric material between the plates e) decrease the separation between the plates
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Efficiency is the ratio of to for a system a)power in to power in b)power in to power out c) power out to power out d) power out to power in
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How can you prove the mechanical nature of sound by a simple experiment...
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