savannahrose4li savannahrose4li

05-04-2018
Physics

contestada

How far from the point charge of + 2.4x10^-6 C must you place a test charge in order to measure a field of magnitude of 360 N/C ?

Respuesta :

14-04-2018

For any medium, we know:

E = k*Q /d^2

where,
E = Electric Field Intensity
k = dielectric Constant = 1 for air medium
d = distance between 2 charges

So, 360 = 1*2.4x10^-6/d^2
d= sqrt(1*2.4x10^-6) = 0.029m

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