Physics

Problem

The electric field magnitude at a point P, located 5.0 cm from a point charge, is 3600 N C

^{-1}

. At what distance from the charge will the field magnitude be 1600 N C

^{-1}

? a)

11.3\ \text{cm}

7.5\ \text{cm}

3.3\ \text{cm}

6.7\ \text{cm}