Q JEE MAIN 2019

One of the two identical conducting wires of length $L$ is bent in the form of a circular loop and...

JEE Main Physics Medium

View Solution →

Q JEE MAIN 2021

For the given circuit the current i through the battery when the key in closed and the steady state has...

JEE Main Physics Easy

View Solution →

Q JEE MAIN 2021

A square loop of side 20 cm and resistance $1 \Omega$ is moved towards right with a constant speed vo....

JEE Main Physics Easy

View Solution →

Q JEE MAIN 2022

A coil is placed in a time varying magnetic field. If the number of turns in the coil were to...

JEE Main Physics Easy

View Solution →

Q JEE MAIN 2022

The current in a coil of self inductance 2.0 H is increasing according to $\mathrm{I}=2 \sin \left(\mathrm{t}^2\right) \mathrm{A}$. The amount...

JEE Main Physics Hard

View Solution →

Q JEE MAIN 2025

If an optical medium possesses a relative permeability of $\frac{10}{\pi}$ and relative permittivity of $\frac{1}{0.0885}$, then the velocity of light...

JEE Main Physics Medium

View Solution →

Q

A plane electromagnetic wave propagates along the $+x$ direction in free space. The components of the electric field, $\vec{E}$ and...

JEE Main Physics Easy

View Solution →

Q JEE MAIN 2025

A conducting bar moves on two conducting rails as shown in the figure. A constant magnetic field $B$ exists into...

JEE Main Physics Medium

View Solution →

Q JEE MAIN 2025

A uniform magnetic field of 0.4 T acts perpendicular to a circular copper disc 20 cm in radius. The disc...

JEE Main Physics Medium

View Solution →

Q JEE MAIN 2025

Consider ${{\rm{I}}_1}$ and ${{\rm{I}}_2}$ are the currents flowing simultaneously in two nearby coils 1 & 2, respectively. If $...

JEE Main Physics Hard

View Solution →

Q JEE MAIN 2025

Consider a long straight wire of a circular cross-section (radius a) carrying a steady current I. The current is uniformly...

JEE Main Physics Easy

View Solution →

Q JEE MAIN 2025

A coil of area A and N turns is rotating with angular velocity $\omega$ in a uniform magnetic field $...

JEE Main Physics Easy

View Solution →

Q JEE MAIN 2025

In the given circuit the sliding contact is pulled outwards such that electric current in the circuit changes at the...

JEE Main Physics Easy

View Solution →

Q JEE MAIN 2025

Regarding self-inductance: A. The self-inductance of the coil depends on its geometry. B. Self-inductance does not depend on the permeability...

JEE Main Physics Easy

View Solution →