1
JEE Advanced 2020 Paper 1 Offline
MCQ (Single Correct Answer)
+3
-1
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A parallel beam of light strikes a piece of transparent glass having cross section as shown in the figure below. Correct shape of the emergent wavefront will be (figures are schematic and not drawn to scale) JEE Advanced 2020 Paper 1 Offline Physics - Wave Optics Question 15 English
A
JEE Advanced 2020 Paper 1 Offline Physics - Wave Optics Question 15 English Option 1
B
JEE Advanced 2020 Paper 1 Offline Physics - Wave Optics Question 15 English Option 2
C
JEE Advanced 2020 Paper 1 Offline Physics - Wave Optics Question 15 English Option 3
D
JEE Advanced 2020 Paper 1 Offline Physics - Wave Optics Question 15 English Option 4
2
JEE Advanced 2013 Paper 1 Offline
MCQ (Single Correct Answer)
+3
-1

In the Young's double-slit experiment using a monochromatic light of wavelength $$\lambda$$, the path difference (in terms of an integer n) corresponding to any point having half the peak intensity is

A
$$(2n + 1){\lambda \over 2}$$
B
$$(2n + 1){\lambda \over 4}$$
C
$$(2n + 1){\lambda \over 8}$$
D
$$(2n + 1){\lambda \over {16}}$$
3
IIT-JEE 2012 Paper 1 Offline
MCQ (Single Correct Answer)
+3
-1

Young's double slit experiment is carried out by using green, red and blue light, one colour at a time. The fringe widths recorded are $$\beta$$G, $$\beta$$R and $$\beta$$B, respectively. Then,

A
$$\beta$$G > $$\beta$$B > $$\beta$$R
B
$$\beta$$B > $$\beta$$G > $$\beta$$R
C
$$\beta$$R > $$\beta$$B > $$\beta$$G
D
$$\beta$$R > $$\beta$$G > $$\beta$$B
4
IIT-JEE 2011 Paper 2 Offline
MCQ (Single Correct Answer)
+3
-1

A light ray travelling in glass medium is incident on glass-air interface at an angle of incidence $$\theta$$. The reflected (R) and transmitted (T) intensities, both as function of $$\theta$$, are plotted. The correct sketch is

A
IIT-JEE 2011 Paper 2 Offline Physics - Wave Optics Question 8 English Option 1
B
IIT-JEE 2011 Paper 2 Offline Physics - Wave Optics Question 8 English Option 2
C
IIT-JEE 2011 Paper 2 Offline Physics - Wave Optics Question 8 English Option 3
D
IIT-JEE 2011 Paper 2 Offline Physics - Wave Optics Question 8 English Option 4
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