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A problem from Electrostatics

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Two parallel plates A and B of infinite extent are spaced 1 cm apart. a steam of electrons is projected at a velocity corresponding to an accelerating voltage of 2kV into space betn the plates through a hole in plate A at an angle of 30 deg to it. find the value and polarity of the potential reqd betn A and B such that electrons just graze B.


1.2W Class 4 Very High Power Blue Laser, Dark ...

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