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Standard XII

Physics

Electric Field Due to Charge Distributions - Approach

Mechanical fo...

Question

Mechanical force per unit area of a charged conductor is proportional to where $σ$ is the charge density.

\frac{1}{σ^{2}}

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σ^{2}

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σ

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\sqrt{σ}

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Solution

The correct option is D $σ^{2}$
The expression of force per unit area of a chrage conductor with surface charge density $σ$ is $F = \frac{σ^{2}}{2 ϵ_{0}}$
$∴ F \propto σ^{2}$

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Mechanical force per unit area of a charged conductor is proportional to where σ is the charge density.

The correct option is D σ2The expression of force per unit area of a chrage conductor with surface charge density σ is F=σ22ϵ0∴F∝σ2

Mechanical force per unit area of a charged conductor is proportional to where $σ$ is the charge density.

The correct option is D $σ^{2}$
The expression of force per unit area of a chrage conductor with surface charge density $σ$ is $F = \frac{σ^{2}}{2 ϵ_{0}}$
$∴ F \propto σ^{2}$