JEE Main - Previous Year Papers JEE MAIN 2025 JEE Mains 07 April 2025 Paper Shift -1 Single Correct MCQ
Published on: August 14, 2026

Uniform magnetic fields of different strengths and ), both normal to the

plane of the paper exist as shown in the figure. A charged particle of mass m and charge q , at the interface at an instant, moves into the region 2 with velocity and returns to the interface. It continues to move into region 1 and finally reaches the interface. What is the displacement of the particle during this movement along the interface ?
(Consider the velocity of the particle to be normal to the magnetic field and )


A
B

C
D

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Text Solution

Verified by Experts
The correct answer is:
D

As is to , so charge particle will move in circular path, whose radius is given by

Starting point A
Ending point
Net displacement

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