A n electric dipole is placed at an angle of 60o with an electric field of intensity `10^5 NC^(–1)` . It experiences a torque equal to `8 sqrt3Nm` . If the dipole length is 2cm then the charge on the dipole is ........... c.
Options:
(a) `–8 xx10^3`
(b) `8.54xx 10^(-4)`
(c) `8 xx10^(-3)`
(d) `0.85 xx10^(-6)`