The electric field in a certain region of earth's atmosphere is directed vertically down. at an altitude of 439 m the field has magnitude 50.7 n/c; at an altitude of 361 m, the magnitude is 84.3 n/c. find the net amount of charge contained in a cube 78 m on edge, with horizontal faces at altitudes of 361 m and 439 m.
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Physics, 21.06.2019 23:00
Will you chech and finish these for me, because i am stumped with them.
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Light traveling in water, nwater = 1.33, strikes a plastic block at an angle of incidence of 51.4°; part of the beam is reflected and part is refracted. if the index of refraction of the plastic is 2.0, what is the angle made by the reflected and refracted beams?
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What is the orbital period of a spacecraft in a low orbit near the surface of mars? the radius of mars is 3.4×106m.
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What are known as the properties of substances that describe a substance et does not change that substances?
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The electric field in a certain region of earth's atmosphere is directed vertically down. at an alti...
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