Published by:
CGP EDU Academic Team
Published on: August 21, 2026
An electric dipole is placed at an angle of 
with an electric field of intensity 
. It experiences a torque equal to 
. Calculate the magnitude of charge on the dipole, if the dipole length is 
.
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
τ τ = pE sin θ θ
4 = 2 × × 10 5 × × q × × 2 × × 10 − − 2 × × 
Q = 2 × × 10 − − 3 C ⇒ ⇒ q = 2 mC
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