Find ratio of earth-s translational ke to rotational ke
Find the ratio of the Earth's translational K.E to its (daily) rotational K.E. Assume the orbit about the sun is circular with a radius of 93 million miles and that the earth is uniform sphere of radius 4000 mi.
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A uniformly charged thin rod is L meters long. The total charge on it is Q coulombs. It's placed along the positive Y axis, with one end at the origin. Find an expression for the electric field at the point (x, 0).
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Find the ratio of the Earth's translational K.E to its (daily) rotational K.E. Assume the orbit about the sun is circular with a radius of 93 million miles.
Consider an electron with an initial speed v0 = 29 Mm/s (1 Mm = 1 megameter = 1000 km = 1E6 m) that is traveling parallel to an electric field (v0||E) of magnitude E = 7.1 kN/C (1 kN = 1 kilonewton = 1E3 N). How long will it take (what duration T,
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How many excess electrons must the water droplet have in order for the electric field to suspend it against gravity? ("Excess" electrons are those beyond the number needed for the droplet to be charge neutral.)
Discuss whether it would be advisable to hot work or cold work the following metals and alloys on the basis of melting temperature, oxidation resistance, yield strength.
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