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A particle of charge q and mass m is moving along the  x-axis with a velocity v and enters a region of electric field E and magnetic field B as shown in figure below. For which figure, the net force on the charge may be zero

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detailed solution

Correct option is B

The charge will not experience any force if . This condition is satisfied in option (2) only


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A charged particle of mass m, carrying a charge Q is projected from the origin with a velocity V=Voi^+j^. A uniform magnetic field B=Bi^ exists in that region. Then maximum distance of the particle from x-axis is


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