AP EAPCET 2024 - 21th May Morning Shift | Electrostatics Question 7 | Physics

Three equal electric charges of each charge $q$ are placed at the vertices of an equilateral triangle of side of length $L$. Then, potential energy of the system is

$\frac{1}{4 \pi \varepsilon_0} \cdot \frac{3 q^2}{L}$

$\frac{1}{4 \pi \varepsilon_0} \cdot \frac{q^2}{3 L}$

$\frac{1}{4 \pi \varepsilon_0} \cdot \frac{2 q^2}{3 L}$

$\frac{1}{4 \pi \varepsilon_0} \cdot \frac{q^2}{L}$

AP EAPCET 2024 - 21th May Morning Shift

MCQ (Single Correct Answer)

-0

Eight drops of mercury of equal radii and possessing equal charge combine to form a big drop. If the capacity of each drop is $C$, then capacity of the big drop is

$4 C$

2 C

8 C

16 C

AP EAPCET 2024 - 20th May Evening Shift

MCQ (Single Correct Answer)

-0

Three point charges $+q,+2 q$ and $+4 q$ are placed along a straight line such that the charge $+2 q$ lies at equidistant from the other two charges. The ratio of the net electrostatic force on charges $+q$ and $+4 q$ is

$1: 1$

$1: 2$

$1: 4$

$1: 3$

AP EAPCET 2024 - 20th May Evening Shift

MCQ (Single Correct Answer)

-0

A particle of mass 2 g and charge $6 \mu \mathrm{C}$ is accelerated from rest through a potential difference of 60 V . The speed acquired by the particle is

$0.6 \mathrm{~ms}^{-1}$

$1.2 \mathrm{~ms}^{-1}$

$1.8 \mathrm{~ms}^{-1}$

$0.3 \mathrm{~ms}^{-1}$

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