If the rectangle, shown below, the two corners have charges q1=-5 μc and q2=+2.0 μc . The work d

step 1 Hi friends, as shown in the figure, there is a rectangular. Q1 having the charge minus 5 micropo

If the rectangle, shown below, the two corners have charges...

If the rectangle, shown below, the two corners have charges $q_{1}=-5 \mu c$ and $q_{2}=+2.0 \mu c .$ The work done in moving a charge $3 \mu c$ from $\mathrm{B}$ to $\mathrm{A}$ is $\left[\right.$ taken $\left.\left[1 /\left(4 \pi \epsilon_{0}\right)\right]=10^{10} \mathrm{Nm}^{2} / \mathrm{c}^{2}\right]$. (A) $5.5 \mathrm{~J}$ (B) $2.5 \mathrm{~J}$ (C) $3.5 \mathrm{~J}$ (D) $4.5 \mathrm{~J}$

If the rectangle, shown below, the two corners have charges $q_{1}=-5 \mu c$ and $q_{2}=+2.0 \mu c .$ The work done in moving a charge $3 \mu c$ from $\mathrm{B}$ to $\mathrm{A}$ is $\left[\right.$ taken $\left.\left[1 /\left(4 \pi \epsilon_{0}\right)\right]=10^{10} \mathrm{Nm}^{2} / \mathrm{c}^{2}\right]$.
(A) $5.5 \mathrm{~J}$
(B) $2.5 \mathrm{~J}$
(C) $3.5 \mathrm{~J}$
(D) $4.5 \mathrm{~J}$

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Key Concepts

Electric Potential

Electric potential is a measure of the electric potential energy per unit charge at a point in an electric field. It tells us how much work would be needed to bring a unit positive charge from infinity to that point without acceleration. This concept is crucial for computing the energy changes associated with moving a charge in the vicinity of other charges.

Work Done in an Electric Field

Work done in an electric field is the energy required to move a charge from one point to another against the electric forces. It is calculated as the product of the charge and the potential difference between the two points. This relationship provides an efficient way to determine energy requirements in various electrostatic configurations.

Superposition Principle in Electrostatics

The superposition principle states that the net electric potential at any point due to multiple charges is the algebraic sum of the potentials contributed by each individual charge. This principle is essential for analyzing systems with multiple charges, as it allows the calculation of the overall potential and subsequent work calculations without having to consider complex interactions simultaneously.

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