Question

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7.
B
A.
• С
E
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In the given figure, if Q, and Q, are positive, where could a negative charge be placed so as to have vertically
upward net force on it?
(1) A
(2) B
(3) C
(4) D
(5) E
8. In the given figure, if the vertical distance from point E to B is the same as the horizontal distance from E
to either charge and the electric field at B due to either charge has magnitude 1.0 * 106, what is the
magnitude of the net electric field?
(1) Zero
(2) 7.1 * 105
(3) 1.0 x 106
(4) 1.414 x 106
(5) 2.0 x 106
9. In the given figure, the vertical distance from point E to B is the same as the horizontal distance from E
to either charge and the electric field at B due to either charge has magnitude 1.0 * 106. If Q, is negative
and Q, is positive, what is the direction of the net electric field at B?
(1) Vertical and up
(2) Horizontal and to the right
(3) Vertical and down
(4) Horizontal and to the left​

Answer 1

Answer:

where is the figure to the question