An oil drop carries six electronic charge has mass of 1 6 x 10 12 g and falls with terminal velocity in air What magnitude of

Question

An oil drop carries six electronic charge has mass of 1 6 x 10 12 g and falls with terminal velocity in air What magnitude of vertical electric field is required to make drop upward with same speed as it was for only moving downward 16 KN C 1 32 7 KN C 1 48 5 KN C 1 0 68 KN C 1

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