What is the charge of the dust particle

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Reference no: EM13235032

A small piece of dust of mass m = 1.2 g travels horizontally through an electric air cleaner in which the electric field is 472 N/C. The electric force on the particle is equal to the weight of the particle.

1. What is the charge of the dust particle?

2. If this charge is provided by an excess of electrons, how many electrons does that correspond to?

Reference no: EM13235032

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