Question:
The torque on an electric dipole of moment $p$ when placed in electric field $\epsilon$ is proportional to :
The torque on an electric dipole of moment $p$ when placed in electric field $\epsilon$ is proportional to :
Updated On: Jul 7, 2022
- $pE$
- $p/E$
- $E/p$
- none of the above.
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The Correct Option is A
Solution and Explanation
$ \tau = p\, E$ sin $\theta$. Hence $\tau \, \propto \, p \,E.$
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Concepts Used:
Electric Dipole
An electric dipole is a pair of equal and opposite point charges -q and q, separated by a distance of 2a. The direction from q to -q is said to be the direction in space.
p=q×2a
where,
p denotes the electric dipole moment, pointing from the negative charge to the positive charge.
Force Applied on Electric Dipole
