An electric field of exists along the positive -axis in space

PHYSICS · Multi-part · A Level · Physics · Fields and their consequences · Fields and their consequences

Problem

An electric field of

20\,\text{N C}^{-1}

exists along the positive

x

-axis in space. Calculate the potential difference

V_B-V_A

for each pair of points. (1)

A=(0,0)

and

B=(4\,\text{m},2\,\text{m})

(2)

A=(4\,\text{m},2\,\text{m})

and

B=(6\,\text{m},5\,\text{m})