10 JEE Main 2020 Electromagnetic Induction previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2020 previous-year questions from the Electromagnetic Induction chapter of Physics. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the Electromagnetic Induction chapter hub.
A loop A B C D E F A of straight edges has six corner points A 0 , 0 , 0 , B 5 , 0 , 0 , C 5 , 5 , 0 , D 0 , 5 , 0 , E…
In a fluorescent lamp choke (a small transformer) 100 V of reverse voltage is produced when the choke current changes u…
An inductance coil has a reactance of 100   Ω . When an AC signal of frequency 1000   Hz is applied to t…
A uniform magnetic field B exists in a direction perpendicular to the plane of a square loop made of a metal wire. The…
At time t = 0 magnetic field of 1000   G a u s s is passing perpendicularly through the area defined by the closed…
Two concentric circular coils, C 1 and C 2 , are placed in the X Y plane. C 1 has 500 turns, and a radius of 1   c…
An infinitely long straight wire carrying current I, one side opened rectangular loop and a conductor C with a sliding…
A circular coil of radius 10   cm is placed in a uniform magnetic field of 3 . 0 × 10 - 5   T with its p…
A planar loop of wire rotates in a uniform magnetic field. Initially, at t = 0 , the plane of the loop is perpendicular…
Consider a circular coil of wire carrying constant current I , forming a magnetic dipole. The magnetic flux through an…