Electromagnetic Induction PYQs - Last 10 Years
NEET / Physics / Electricity / 14 recent questions
PhysicsElectricity2017-2026
Practice 14 NEET Physics questions from Electromagnetic Induction. Use the year-wise and type-wise breakdown to prioritize recent PYQs, then continue into the question list below.
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2017-2026
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Last 10 Years Electromagnetic Induction Questions
Showing 14 of 14 filtered questions.
1Electromagnetic Induction
Two identical inductors are connected in two different configurations $P$ and $Q$, where a time varying current $l(t)$ is flowing, as shown in the figure. The induced emf between points $a$ and $b$ for configuration $P$ is $E_P$ and that fo...
MCQ+4 / -12026
2Electromagnetic Induction
A conducting loop of finite resistance lies on the $x-y$ plane. There is a constant magnetic field in the $z$ direction. The area of the loop varies with time $t$, as $A=A_0(1+\sin t)$ in appropriate units. The figure that correctly indicat...
MCQ+4 / -12026
3Electromagnetic Induction
Consider a long solenoid of length $I$ and radius $r$. If $n$ is the number of turns per unit length and $\mu_0$ is the permeability of free space, the inductance of the solenoid is :
MCQ+4 / -12026
4Electromagnetic Induction
A rectangular wire loop of sides 8 cm and 3 cm with a small cut, is moving out of a region of uniform magnetic field of magnitude 0.3 T directed normal to the plane of the loop. The emf developed across the cut, if the velocity of the loop ...
MCQ+4 / -12026
5Electromagnetic Induction
$A B$ is a part of an electrical circuit (see figure). The potential difference " $V_A-V_B$ ", at the instant when current $i=2 \mathrm{~A}$ and is increasing at a rate of $1 \mathrm{amp} /$ second is:
MCQ+4 / -12025
6Electromagnetic Induction
Let us consider two solenoids \(A\) and \(B\), made from same magnetic material of relative permeability \(\mu_r\) and equal area of cross-section. Length of \(A\) is twice that of \(B\) and the number of turns per unit length in \(A\) is h...
MCQ+4 / -12024
7Electromagnetic Induction
An emf is generated by an ac generator having 100 turn coil, of loop area \(1 \mathrm{~m}^2\). The coil rotates at a speed of one revolution per second and placed in a uniform magnetic field of \(0.05 \mathrm{~T}\) perpendicular to the axis...
MCQ+4 / -12023
8Electromagnetic Induction
The net magnetic flux through any closed surface is :
MCQ+4 / -12023
9Electromagnetic Induction
The magnetic flux linked to a circular coil of radius R is
\(\phi = 2{t^3} + 4{t^2} + 2t + 5\) Wb
The magnitude of induced emf in the coil at t = 5 s is
\(\phi = 2{t^3} + 4{t^2} + 2t + 5\) Wb
The magnitude of induced emf in the coil at t = 5 s is
MCQ+4 / -12022
10Electromagnetic Induction
A square loop of side 1 m and resistance 1 \(\Omega\) is placed in a magnetic field of 0.5 T. If the plane of loop is perpendicular to the direction of magnetic field, the magnetic flux through the loop is
MCQ+4 / -12022
11Electromagnetic Induction
Two conducting circular loops of radii R1 and R2 are placed in the same plane with their centres coinciding. If R1 >> R2, the mutual inductance M between them will be directly proportional to :
MCQ+4 / -12021
12Electromagnetic Induction
A 800 turn coil of effective area 0.05 m2 is kept. perpendicular to a magnetic filed 5 × 10–5 T. When the plane of the coil is rotated by 90o around any of its coplanar axis in 0.1 s, the emf induced in the coil will be :
MCQ+4 / -12019
13Electromagnetic Induction
In which of the following devices, the eddy current effect is not used?
MCQ+4 / -12019
14Electromagnetic Induction
A long solenoid of diameter 0.1 m has 2 \(\times\) 104 turns per meter. At the centre of the solenoid, a coil of 100 turns and radius 0.01 m is placed with its axis coinciding with the solenoid axis. The current in the solenoid reduces at...
MCQ+4 / -12017