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Two point charges $-q$ and $+q$ are placed at a distance of $L,$ as shown in the figure. The magnitude of electric field intensity at a distance $R$ ( $R >> L$ ) varies as:

medium

Electric Charges and Fields

2022

physics

$\frac{1}{R^2}$

$\frac{1}{R^3}$

Explanation

To solve this problem, we need to find the electric field intensity at a distance $R$ from a dipole. $\\$ Given: $\\$ • Two point charges $-q$ and $+q$ separated by a distance $L. \\$

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Two point charges −q -q −q and +q +q +q are placed at a distance of L, L, L, as shown in the figure. The magnitude of electric field intensity at a distance R R R (R>>L R >> L R>>L) varies as:

Explanation

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Two point charges $-q$ and $+q$ are placed at a distance of $L,$ as shown in the figure. The magnitude of electric field intensity at a distance $R$ ( $R >> L$ ) varies as: