Physics, 09.10.2019 21:30 randyg0531
The distance between earth and the sun is roughly 150,000,000 km. if it takes sunlight 8.3 min to reach earth, what is the speed of light (in m/s)?
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Physics, 21.06.2019 22:00
Why do electron microscopes have higher resolving power than light microscopes?
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Physics, 22.06.2019 11:30
With the simplified model of the eye, what corrective lens (specified by focal length as measured in air) would be needed to enable a person underwater to focus an infinitely distant object? (be careful-the focal length of a lens underwater is not the same as in air! assume that the corrective lens has a refractive index of 1.62 and that the lens is used in eyeglasses, not goggles, so there is water on both sides of the lens. assume that the eyeglasses are 1.90
Answers: 1
Physics, 22.06.2019 15:30
What are the north and south poles of a solenoid change with?
Answers: 1
The distance between earth and the sun is roughly 150,000,000 km. if it takes sunlight 8.3 min to re...
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