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Which of the following is true for projectile motion? check all that apply. a. objects in free fall are undergoing projectile motion b. objects in projectile motion can be noticeably slowed by air resistance. c. objects in projectile motion always accelerate vertically downward at g=9.8 m/s2. d projectile motion can occur in either one or two dimensions.
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In a classical model of the hydrogen atom, the electron moves around the proton in a circular orbit of radius 0.053 nm. what is the electron's orbital frequency? what is the effective current of the electron?
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Students in an introductory physics lab are performing an experiment with a parallel-plate capacitor made of two circular aluminum plates, each 11 cm in diameter, separated by 1.0 cm. how much charge can be added to each of the plates before a spark jumps between the two plates? for such flat electrodes, assume that value of 3ร106n/c of the field causes a spark.
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Which of the following is true for projectile motion? check all that apply. a. objects in free fall...
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