# Problem: It takes 4.0 μJ of work to move a 19 nC charge from point A to B. It takes -6.5 μJ of work to move the charge from C to B. What is the potential difference VC−VA? Express your answer using two significant figures.

###### FREE Expert Solution

Work done,

$\overline{){\mathbf{W}}{\mathbf{=}}{\mathbf{-}}{\mathbf{q}}{\mathbf{·}}{\mathbf{∆}}{\mathbf{V}}}$

Wab = 4.0 × 10-6 J

Wcb = -6.5 × 10-6 J

###### Problem Details

It takes 4.0 μJ of work to move a 19 nC charge from point A to B. It takes -6.5 μJ of work to move the charge from C to B.

What is the potential difference VC−VA? Express your answer using two significant figures.