Question

A uniform electric field of 300 N/C makes an angle of 25°with the dipole moment of an electric dipole. If the torque exerted by the field has a magnitude of 2.5 x10-7N.m, the dipole moment must be:
A) 8.3 x10-10C.m
B) 9.2 x10-10C.m
C) 2.0 x10-9C.m
D) 8.3 x10-5C.m
E) 1.8 x10-4C.m

Answer

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