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Physics 21 Online
OpenStudy (anonymous):

electrical field and potential hi, all, can anyone explain why the ans is C for this question? http://i.imgur.com/yGyu5G3.jpg can someone show the full working please?

OpenStudy (anonymous):

\[E=\frac{\Delta V}{\Delta x}\]

OpenStudy (anonymous):

can you explain further and show full working please?

OpenStudy (anonymous):

I can't see the page.

OpenStudy (anonymous):

why not?

OpenStudy (anonymous):

http://i.imgur.com/yGyu5G3.jpg

OpenStudy (anonymous):

OpenStudy (vincent-lyon.fr):

\(E_x=-\dfrac{\partial V}{\partial x}\)

OpenStudy (anonymous):

can you show the full working?

OpenStudy (vincent-lyon.fr):

This is the way V is defined with respect to E.

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