Question

two charges of 10 microcoulomb and -90 microcoulomb are separated by a distance of 24 cm . electrostatic field strength from smaller charge is zero at a distance of

Answer 1

Explanation:

q1=20uC

q2=-4uC

V1=V2

kq1/r=kq2/(0.5-r)

20/r=4/(0.5-r)

2.5-5r=r

6r=2.5

r=2.5/6m