MP Alam | Physics for JEE & NEET

Two isolated conducting spheres 𝑆1S1 ​ and 𝑆2S2 ​ of radius 23𝑅32 ​R and 13𝑅31 ​R have 12 μC and

Ten charges are placed on the circumference of a circle of radius R with constant angular separation

512 identical mercury drops are charged to 2 V. They combine into a single drop.Find the potential

27 identical mercury drops, each at 10 V, combine to form a single spherical drop.The potential ener

Two thin coaxial rings of radius a, carrying charges +Q and –Q, are separated by distance s. Find th

The average translational kinetic energy of N₂ gas molecules at _____ °C becomes equal to the K.E. o

If the electric potential at any point (𝑥,𝑦,𝑧)(x,y,z) m in space is given by𝑉=3𝑥2 voltV=3x2volt, the

Two uniformly charged spherical conductors A and B of radii 5 mm and 10 mm are separated by a distan

Given below are two statements:Statement I: Electric potential is constant within and at the surface

The electric potential at the centre of two concentric half rings of radii R1 and R2, having same li

For a charged spherical ball, electrostatic potential inside the ball varies with r as:𝑉=2𝑎𝑟2+𝑏V=2a

Two isolated metallic solid spheres of radii R and 2R are charged such that both have the same chart

Considering a group of positive charges, which of the following statements is correct?[Jan. 31, 2023

Which of the following correctly represents the variation of electric potential (V) of a charged sph

For a uniformly charged thin spherical shell, the electric potential (V) radially away from the cent

Electric potential at a point 'P' due to a point charge of 5 × 10⁻⁹ C is 50 V. The distance of 'P' f

Three concentric spherical metallic shells X, Y, and Z of radius a, b, and c respectively [a b c

64 identical drops each charged up to a potential of 10 mV are combined to form a bigger drop. The p

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PYQs Electric Charges & Fields JEE Mains All Questions MP Alam Class 12 Physics

If the electric flux entering and leaving an enclosed surface respectively is o, and o, the electric

An electric dipole is placed at an angle of 30° to a non uniform electric field. The dipole will exp

The region between two concentric spheres of radii 'a'and 'b', respectively (seefigure), have volum

Four closed surfaces and Four closed surfaces and corresponding charge distributions are shown below

An electric dipole has a fixed dipole moment p, which makes angle with respect to x-axis. When subj

Charges - q and + q located at A and B respectively. constitute an electric dipole. Distance AB = 2

An electric field of 1000 V/m is applied to an electric dipole at angle of 45°. The value of electri

An electric dipole is formed by two equal and opposite charges q with separation d. The charges hav

Let a total charge 2 Q be distributed in a sphere of radius R, with the charge density given by p(r)