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An electric dipole is placed in a uniform electric field of magnitude 40 N/C. Graph shows the magnitude of the torque on the dipole versus the angle θ between the field and the dipole moment . The magnitude of dipole moment is equal to :

(A) 1.25 × 10–28 C-m 

(B) 2.0 × 10–25 C-m 

(C) 2.5 × 10–28 C-m 

(D) 5.0 × 10–28 C-m

1 Answer

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Correct option (A) 1.25 × 10–28 C-m


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