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An electric dipole consist of two opposi...

An electric dipole consist of two opposite charges each of magnitude `1 mu C` separated by distance 2 cm. The dipole is placed in an external field of `10^5 N//C`. The maximum torque acting on the dipole is

A

`2 xx 10^-3` Nm

B

`5 xx 10^-3` Nm

C

`3 xx 10^-3` Nm

D

`4 xx 10^-3` Nm

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