thutch1950oww9q0 thutch1950oww9q0

15-01-2020
Physics

contestada

Two small spheres spaced 20.0 cm apart have equal charge. How many excess electrons must be present on each sphere if the magnitude of the force of repulsion between them is 4.57 x 10-21 N?
A. 562
B. 9.14 * 10^3
C. 1.01 * 10^6
D. 891

Respuesta :

Maldonado47 Maldonado47

15-01-2020

I believe the answer is B9.14*10^3

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