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It can be shown, for a normal shock wave, that(ρy/ρx) = (Vx/Vy) =((k + 1)(M2x))/ (((k-1)(M2x)) + 2)
Using this relation, determine the maximum density ratio (ρy/ρx)max that can occur across a normal shock wave in air.
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Find the magnitude and direction of the net electric field at point A. The two particles in the diagram each have a charge of +7.0 µC
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the secondary coil of a step-up transformer provides the voltage that operates an electrostatic air filter. the turns
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