Lessons

Eamcet Physics
2 nd Year : Unit 3.2 ( Magnetic Effects of Current And Magnetism ) - Electro Magnetism

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Q.

A particle of mass ‘m’ and charge ‘q’ moves with a constant velocity ‘v’ along the positive x - direction. It enters a region containing a uniform magnetic field  directed along the negative Z-direction, extending from x = a to x = b. The minimum value of ‘v’ required, so that the particle can just enter the region x > b is

View Answer

Correct choice: B

Explanation:

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