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One of two parallel metallic plates is u...

One of two parallel metallic plates is uniformly charged with charge +q, and the other one is charged with charge -q. In this case, the electric field between them is E. When the negatively charged plate is discharged and the recharged with a +ve charge 4q, electrical field between the plates becomes:

A

0

B

1.5 E

C

2.5 E

D

3 E.

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The correct Answer is:
B
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