A charge q of magnitude 6.4 × 10^-19 coulombs moves from point A to point B in an electric field of 6.5 × 10^4 newtons/coulomb. The distance between A and B is 1.2 × 10^-2 meters and the path between A and B is parallel to the field. What is the magnitude of the difference in potential energy?

A. 1.2 × 10^-15 joules
B. 2.3 × 10^-15 joules
C. 3.2 × 10^-15 joules
D. 6.4 × 10^-15 joules
E. 6.4 × 10^-14 joules

Respuesta :

In this problem we have the electric field intensity E:

E = 6.5 × [tex]10^4[/tex] newtons/coulomb

We have the magnitude of the load:

q = 6.4 × [tex]10 ^{-19}[/tex] coulombs

We also have the distance d that the load moved in a direction parallel to the field 1.2 × [tex]10^{-2}[/tex] meters.

We know that the electric potential energy (PE) is:

PE = qEd

So:

PE = (6.4 × [tex]10^{-19}[/tex])(6.5 × [tex]10^4[/tex])(1.2 × [tex]10^{-2}[/tex])

PE = 5.0 x [tex]10^{-16}[/tex] joules

None of the options shown is correct.

Answer:

I never get why "verified" kids cant give good answers most of them suck lol.

Explanation:

None of them are right, thats not what the standertized test says lol, what an idiot

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