In a uniform electric field the maximum torque acting on an electric dipole is τ.

Question

In a uniform electric field the maximum torque acting on an electric dipole is τ. <img class="img-fluid question-image" alt="Question" src="https://cdn.tardigrade.in/q/nta/p-cjddln5vp4bybp5z.jpg" /> (A) qaE (B) (√3 q a E/2) (C) 2qaE (D) Zero

Tardigrade Admin · Accepted Answer

Q. In a uniform electric field the maximum torque acting on an electric dipole is $τ$ .

$q a E$

$\frac{3 q a E}{2}$

$2 q a E$

Zero

$τ \to = P \to \times E \to$
$∣ τ \to ∣ = ∣ P \to ∣ ∣ E \to ∣ s in θ$
$∣ τ \to ∣_{ma x} = ∣ P \to ∣ ∣ E \to ∣ = q a E$

Q. In a uniform electric field the maximum torque acting on an electric dipole is τ.

qaE

23​qaE​

2qaE