JEE Main 10 April 2015 Paper

Section: Physics
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Question : 25 of 90
 
Marks: +1, -0
A parallel beam of electrons travelling in x-direction falls on a slit of width d (see figure). If after passing the slit, an electron acquires momentum py in the y-direction then for a majority of electrons passing through the slit (h is Planck's constant) :
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