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The highest part of a road over the top of a hill follows an arc of a vertical circle of radius 50.0 m. With what minimum speed must you drive an automobile along this road if the wheels are to lose contact with the road at the top of the hill?
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Blue-green light has a frequency of about 6.00 x 10^14 Hz. Determine its wavelength. Compare this wavelength to the size of an atom (about 10^-10 m) by calculating the ratio: wavelength/(atom size).
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