Identical cellos are being tested. one is producing a fundamental frequency of 130.9hz on a string that is 1.25m long and has a mass of 109g. on the second cello the same string is fingered to reduce the length that can vibrate. if the beat frequency produced by these two strings is 4.33hz, what is the vibrating length of the second string?
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Apair of 10μf capacitors in a high-power laser are charged to 1.7 kv.a. what charge is stored in each capacitor? b. how much energy is stored in each capacitor?
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Does anyone have the answers to online physics course plato course physics, semester a v3.0
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Aprotein molecule in an electrophoresis gel has a negative charge. the exact charge depends on the ph of the solution, but 30 excess electrons is typical. what is the magnitude of the electric force on a protein with this charge in a 1600n/c electric field? write in two significant numbers, and also in newton
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Which is a substance that can be separated by physical means and is not the same throughout
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Identical cellos are being tested. one is producing a fundamental frequency of 130.9hz on a string t...
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