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A concrete highway is built of slabs 14m long (20 degrees Celsius). How wide should the expansion cracks between the slabs be (at 20 degrees Celsius) to prevent buckling if the range of temperature is -30 degrees Celsius to +48 degrees Celsius?
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Question: A particle with a charge of ? 5.10nC is moving in a uniform magnetic field of B= -(1.25T)k. The magnetic force on the particle is measured to be: F = - (3.60*10^-7N) i + (7.60*10^-7N) j. Part A: Are there compo ...
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