TG EAPCET 2025 (Online) 2nd May Evening Shift | Electrostatics Question 8 | Physics

A charge $q$ is placed at the centre ' $O$ ' of a circle of radius $R$ and two other charges $q$ and $q$ are placed at the ends of the diameter $A B$ of the circle. The work done to move the charge at point $B$ along the circumference of the circle to a point $C$ as shown in the figure is

TG EAPCET 2025 (Online) 2nd May Evening Shift Physics - Electrostatics Question 34 English

$\frac{1}{4 \pi \varepsilon_0} \cdot \frac{q^2}{R}(\sqrt{2})$

zero

$\frac{1}{4 \pi \varepsilon_0} \cdot \frac{q^2}{R}\left(\frac{\sqrt{2}-1}{2}\right)$

$\frac{1}{4 \pi \varepsilon_0} \cdot \frac{q^2}{R}\left(\frac{1}{\sqrt{2}}\right)$

TG EAPCET 2025 (Online) 2nd May Morning Shift

MCQ (Single Correct Answer)

-0

For any fixed distance, the electromagnetic force between two protons is $10^n$ times of the gravitational force between them. Then, $n=$

TG EAPCET 2025 (Online) 2nd May Morning Shift

MCQ (Single Correct Answer)

-0

A thin spherical shell of radius $R$ and surface charge density $\sigma$ is placed in a cube of side $5 R$ with their centers coinciding. The electric flux through one face of the cube is $\left(\varepsilon_0=\right.$ Permittivity of free space $)$

$\frac{2 \pi R^2 \sigma}{3 \varepsilon_0}$

$\frac{\pi R^2 \sigma}{3 \varepsilon_0}$

$\frac{\sigma}{6 \varepsilon_0}$

$\frac{\sigma}{4 \pi \varepsilon_0 R^2}$

TG EAPCET 2024 (Online) 11th May Morning Shift

MCQ (Single Correct Answer)

-0

The electric flux due to an electric field $\mathbf{E}=(8 \hat{\mathbf{i}}+13 \hat{\mathbf{j}}) \mathrm{NC}^{-1}$ through an area $3 \mathrm{~m}^{2}$ lying in the $X Z$-plane is

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