A charge of $8 \;mC$ is located at the origin. Calculate the work done in taking a small charge of $−2 \times 10^{−9} C$ from a point $P (0, 0, 3 cm)$ to a point $Q (0, 4 cm, 0),$ via a point $R (0, 6 cm, 9 cm).$

1 Answer

$(B)1.27 J$
Hence B is the correct answer.
answered Jun 23, 2014 by

1 answer