Lalaxi2462 Lalaxi2462

01-02-2020
Physics

contestada

An object with a charge of 0.9 x 10^-5 C is separated from a second object with a chare of 2.5 x 10^-4 C by a distance of 0.5 m. Calculate the force acting between the charges.

Respuesta :

olaposi007 olaposi007

02-02-2020

Answer: Force = 81 N

Explanation:

from Columbs law,

F = k(q1*q2)/r²

k = 9 x 10^9 Nm²/C²

F = (9 x 10^9)x (0.9x10^-5 x 2.5x10^-4)/(0.5)²

F = 81 Newtons

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