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AIEEE 2008 Solved Paper
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© examsnet.com
Question : 63
Total: 104
In an experiment, electrons are made to pass through a narrow slit of width '
d
' comparable to their de Broglie wavelength. They are detected on a screen at a distance
′
D
′
from the slit (see figure).
Which of the following graphs can be expected to represent the number of electrons 'N' detected as a function of the detector position 'y' (y=0 corresponds to the middle of the slit )
Validate
Solution:
The electron beam will be diffracted and the maxima is obtained at
y
=
0
. Also the distance between the first minima on both side will be greater than
d
.
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