Question

A charged oil drop of mass 6 x 10-¹5 Kg falls vertically in air with a steady velocity between two long parallel vertical plates 5mm apart. when p.d of 3000V is applied between the plates, the drop now falls with a steady velocity at angle of 72.6 to the vertical. Calculate the number of electrons on the drop?​

Answer 1

Answer:

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Explanation:

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