A long straight wire carries a uniform positive linear charge density

PHYSICS · Subjective · AP · Physics C: Electricity and Magnetism · Electric Charges Fields and Gauss's Law · Electric Charges Fields and Gauss's Law

Problem

\lambda = 1.5 \times 10^{-7}\,\text{C\,m}^{-1}

. Find the magnitude of the electric field at a point located

3.0\,\text{cm}

from the wire.