Physics · JEE

Important Questions: Electric potential and its calculation for a point charge, electric dipole and system of charges for JEE

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The most important Electric potential and its calculation for a point charge, electric dipole and system of charges questions for JEE cover conceptual traps, standard results, and numerical patterns from Electric potential and its calculation for a point charge, electric dipole and system of charges. Goodmarks provides 26+ high-yield MCQs with full solutions.

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Part of Electrostatics in JEE Main Physics.

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Q1PhysicsUnit 11: Electrostatics

A particle with a charge of 3 coulombs is taken from a point at a potential of 50 V to another point at a potential of

120 \mathrm{V}

Calculate the work done.

Q2PhysicsUnit 11: Electrostatics

A charge of

+4 \mu C

is kept at a distance of

50 \mathrm{cm}

from a charge of

-6 \mu C

. Find the two points where the potential is zero

Q3PhysicsUnit 11: Electrostatics

The electric potential due to a dipole at a point on the perpendicular bisector of its length is :

Q4PhysicsUnit 11: Electrostatics

The potential at a point due to a charge of

5 \times 10^{-7}

C located

10 \mathrm{cm}

away is:

Q5PhysicsUnit 11: Electrostatics

Assertion Positive charge always moves from a higher potential point to lower potential point Reason Electric potential is a vector quantity

Q6PhysicsUnit 11: Electrostatics

The work done in bringing a unit positive charge from infinite distance to a point at distance

x

from a positive charge

Q

W

. Then the potential

\phi

at that point is:

Q7PhysicsUnit 11: Electrostatics

An equipotential line and a line of force are:

Q8PhysicsUnit 11: Electrostatics

In the definition of electric potential, the electric potential at infinity is assumed to be

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Important questions test core concepts that appear frequently across JEE Main and Advanced papers — definitions, standard formulas, and classic problem types.

Which subtopics in Electrostatics are high-weightage?

Key areas include Electric potential and its calculation for a point charge, electric dipole and system of charges. Prioritise these before moving to edge cases.

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