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1. |
Two plates are at potentials ?10 V and +30 V. If the separation between the plates be 2 cm. The electric field between them is [Pb. PET 2000] |
A. | 2000 V/m |
B. | 1000 V/m |
C. | A plane infinite sheet of charge |
D. | 3000 V/m |
Answer» B. 1000 V/m | |