PHYSICS HELP: Electric field vectors and electric field lines, which of the following is true?

Posted on 2015-09-26 08:51:00 in Physics by WATSON

Which of the following statements are true?

(A) Electric fields never get stronger as one gets farther away from electrical sources.
(B) Electric fields always get twice as strong when the distance from the source decreases by half.
(C) Electric fields always get four times as strong when the distance from the source decreases by half.
(D) Electric field lines tend to be denser near electrical sources.
(E) Electric field lines tend to be sparser near electrical sources.
(F) Electric field vectors exist only near electrical sources.
(G) Electric field vectors exist everywhere in space.
(H) Positively charged particles flow along electric field lines.
(I) Positively charged particles accelerate along electric field lines.

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