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1
AIEEE 2005
MCQ (Single Correct Answer)
+4
-1
If $${I_0}$$ is the intensity of the principal maximum in the single slit diffraction pattern, then what will be its intensity when the slit width is doubled?
A
$$4{I_0}$$
B
$$2{I_0}$$
C
$${{{I_0}} \over 2}$$
D
$${I_0}$$
2
AIEEE 2005
MCQ (Single Correct Answer)
+4
-1
When an unpolarized light of intensity $${{I_0}}$$ is incident on a polarizing sheet, the intensity of the light which does not get transmitted is
A
$${1 \over 4}\,{I_0}$$
B
$${1 \over 2}\,{I_0}$$
C
$${I_0}$$
D
zero
3
AIEEE 2004
MCQ (Single Correct Answer)
+4
-1
The angle of incidence at which reflected light is totally polarized for reflection from air to glass (refractive index $$n$$) is :
A
$${\tan ^{ - 1}}\left( {1/n} \right)$$
B
$${\sin ^{ - 1}}\left( {1/n} \right)$$
C
$${\sin ^{ - 1}}\left( n \right)$$
D
$${\tan ^{ - 1}}\left( n \right)$$
4
AIEEE 2004
MCQ (Single Correct Answer)
+4
-1
The maximum number of possible interference maxima for slit-separation equal to twice the wavelength in Young's double-slit experiment, is :
A
three
B
five
C
infinite
D
zero
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