Physics, 10.03.2021 01:40 mairadua14
What should be the angle of incidence of a light ray incident through air on the boundary separating air from water so that the angle of refraction is 30 °? (refractive index of air is 1 and that of water is 1.32)
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Several mountains together form a mountain . a few of these combined form a mountain system. several systems combined form a mountain , which can stretch thousands of miles in length.
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Find v(t), given acceleration a(t)=7j and initial velocity v(0)=k
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