A positive charge particle having charge q and mass m has velocity v → = v i ^ + k ^ 2 in the magnetic field B at the origin. Its speed as the function of y is :

Question

A positive charge particle having charge q and mass m has velocity v → = v i ^ + k ^ 2 in the magnetic field B at the origin. Its speed as the function of y is :, v 2 + qE 2 m y, B E 2 + v 2 + qE 2 m y, v 2 + 2 qE m y, None of the above

MARKS App · Accepted Answer

Along y v y 2 = 2 × qE m × y Net speed = v 2 + v y 2

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