An electric dipole is situated in an electric field of uniform intensity E whose dipole moment is p and moment of inertia is I. If the dipole is displaced slightly from the equilibrium position, then the angular frequency of its oscillations is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
A
When dipole is given a small angular displacement θ θ about it's equilibrium position, the restoring torque will be
(as sin θ θ = θ θ )
or 
(as 
)
or 
with 
⇒ ⇒ 
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