Physics, 23.09.2019 11:30 brutalgitaffe
Apiano tuner is tuning a string which should have a frequency of 440 hz. she knows the pitch is too high and she hears 4 beats per second. what is the frequency of the piano string?
Answers: 1
Physics, 22.06.2019 14:30
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
Answers: 3
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