A uniform electric field 
is present in the region between the infinite parallel planes of charge A and B, and a uniform electric field 
is present in the region between the infinite parallel planes of charge B and C. When the planes are vertical and the fields are both non-zero,
A.
and are both directed to the right.B.
and are both directed to the left.C.
points to the right and to the left.D.
points to the left and to the right.E.
Any one of the above is possible.
Answer: E
Physics & Space Science
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