Physics, 04.03.2021 04:30 juliana0122
A point charge q = -0.41 nC is fixed at the origin. Where must an electron be placed in order for the
electric force acting on it to be exactly opposite to its weight? (Let the y axis be vertical with the positive
direction pointing up.)
e= 1.60•10^-19 C
me= 9.11•10^-31 kg
K= 8.99•10^9 N•m^2/C^2
Answers: 1
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