Question

A positive charge having a magnitude of 5.0 nC is placed at the origin of coordinates. An electric field sensor is placed at position P, (3.0 m, 4.0 m). What is the cosine for the orientation angle, θ, of the r-vector from the source charge to point P? 7

The options are

Question 7 options:

0

5/7

1

3/7

4/5

4/7

3/5

0 0
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