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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A charged particle begins to move from the origin in a region which has a uniform magnetic field in the x−direction and a uniform electric field in the y− direction. Its speed is v when it reaches the point (x,y,z). Then, v will depend

A charged particle begins to move from the origin in a region which has a uniform magnetic field in the x−direction and a uniform electric field in the y− direction. Its speed is v when it reaches the point (x,y,z). Then, v will depend

An electron is launched with velocity v in a uniform magnetic field B. The angle θ between v and B lies between 0 and π/2. Its velocity vector v returns to its initial value in a time interval of