Two charges of -4 μ C and +4 μ C are placed at the points A(1,0,4) m and B(2,-1,5) m located in an electric field E=0.20 i ~V / cm. The magnitude of the torque acting on the dipole is 8 √(α) × 10⁻⁵ Nm, where α= _ _ _ _ _.

Electrostatics: JEE Main 2024 Physics question

JEE Main 2024 · 27 Jan, Evening shift · Q61

JEE Main 202427 Jan, Evening shiftPhysicsHardElectrostatics167× since 2002

Two charges of

-4 \mu \mathrm{C}

and

+4 \mu \mathrm{C}

are placed at the points

\mathrm{A}(1,0,4) \mathrm{m}

and

\mathrm{B}(2,-1,5) \mathrm{m}

located in an electric field

\overrightarrow{\mathrm{E}}=0.20 \hat{i} \mathrm{~V} / \mathrm{cm}

. The magnitude of the torque acting on the dipole is

8 \sqrt{\alpha} \times 10^{-5} \mathrm{Nm}

, where

\alpha=

_________.

Your answerType your answer. Integers and decimals are accepted.

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