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an infinitely long line charge of uniform density produces an electric field. show that the divergence of this field is zero everywhere (except at the line)β
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Wavelength, frequency, and energy are related. what happens to a wave as itβs wavelength gets shorter?
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What belongs in the areas marked x and y? x: the internal energy of a piston system increases as heat is added and rises to a cool area y: as thermal energy is added to a container, some of the energy is lost to the environment x: as thermal energy is added to a container, some of the energy is lost to the environment y: the internal energy of a piston system increases as heat is added and rises to a cool area x: a cold spoon placed in hot liquid gets warmer y: thermal energy is converted to light energy x: thermal energy is converted to light energy y: a cold spoon placed in hot liquid gets warmer
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an infinitely long line charge of uniform density produces an electric field. show that the divergen...
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