Asmall piece of dust of mass m = 4.1 µg travels through an electric air cleaner in which the electric field is 466 n/c. the electric force on the dust particle is equal to the weight of the particle.
(a) what is the charge on the dust particle?
c
(b) if this charge is provided by an excess of electrons, how many electrons does that correspond to?
electrons
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Asmall piece of dust of mass m = 4.1 µg travels through an electric air cleaner in which the electri...
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