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Recent questions tagged nature of light
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How can you obtain plane polarised light using reflection? What is Brewster’* law? Prove that when an unpolarised
asked
Apr 6, 2019
in
Class 12
by
kratos
class-12
nature of light
+3
votes
1
answer
In a Young’* double-slit experiment using slits of unequal widths, the intensities on the screen due to the slits are in the ratio 4 : 9
asked
Mar 28, 2019
in
JEE
by
kratos
jee
optics
jee mains
nature of light
class-12
+3
votes
1
answer
What kind of fringes do you expect to observe if white light is used instead of monochromatic light ?
asked
Mar 28, 2019
in
Class 12
by
kratos
isc
neet
cbse
aiims
optics
icse
nature of light
class-12
wave optics
+2
votes
1
answer
In the far-field diffraction pattern of a single slit under polychromatic illumination, the first minima with the wavelength λ1
asked
Mar 23, 2019
in
Class 12
by
kratos
neet
jee
optics
jee mains
nature of light
class-12
+2
votes
1
answer
A beam of microwaves whose wavelength is 0.052 m is coming towards a rectangular aperture of width 0.35 m. Resultant
asked
Mar 20, 2019
in
Class 12
by
kratos
class-12
nature of light
+2
votes
1
answer
The angle of incidence at which reflected light in totally polarized for reflection from air to glass (refractive index n), is
asked
Mar 19, 2019
in
Class 12
by
kratos
neet
aiims
jee
optics
jee mains
nature of light
class-12
wave optics
+3
votes
1
answer
Define resolving power of a microscope and write one factor on which it depends.
asked
Mar 17, 2019
in
Class 12
by
kratos
cbse
class-11
nature of light
class-12
the unit of life
wave optics
cell
+3
votes
1
answer
Distinguish between Fresnel and Fraunhoffer diffraction.
asked
Mar 15, 2019
in
Class 12
by
kratos
class-12
nature of light
+3
votes
1
answer
The aperture of astronomical telescope is large because:
asked
Mar 7, 2019
in
Class 12
by
kratos
class-12
nature of light
+1
vote
1
answer
In a double slit experiment instead of taking slits of equal widths, one slit is made twice as wide as the other. Then, in the interference pattern
asked
Mar 2, 2019
in
JEE
by
kratos
isc
jee
optics
icse
jee mains
nature of light
class-12
+2
votes
1
answer
Describe analytically phenomenon of interference of light and explain constructive and destructive interference.
asked
Feb 19, 2019
in
Class 12
by
kratos
class-12
nature of light
+3
votes
1
answer
Find out the distance between two aperture, which are placed at 1 m distance from screen
asked
Feb 16, 2019
in
Class 12
by
kratos
class-12
nature of light
+2
votes
1
answer
The interference of two traveling waves of equal amplitude and frequency moving in opposite directions
asked
Feb 15, 2019
in
JEE
by
kratos
waves
jee
simple harmonic motion
jee mains
nature of light
class-12
+2
votes
1
answer
Whose direction is given by the line perpendicular to wavefront?
asked
Feb 12, 2019
in
Class 12
by
kratos
class-12
nature of light
+1
vote
1
answer
What should be the order of the aperture or obstacle to observe diffraction with it?
asked
Feb 11, 2019
in
Class 12
by
kratos
class-12
nature of light
+2
votes
1
answer
Two Polaroids P_1 and P_2 are placed with their axis perpendicular to each other.
asked
Feb 8, 2019
in
Class 12
by
kratos
neet
fluid mechanics
class-11
jee
optics
jee mains
nature of light
class-12
+1
vote
1
answer
An astronomical telescope has a large aperture to (a) reduce spherical aberration
asked
Feb 5, 2019
in
JEE
by
kratos
optical instruments
jee
optics
jee mains
nature of light
ray optics
class-12
+3
votes
1
answer
A polaroid is placed at 45o to an incoming light of intensity 0 I . Now the intensity of light passing through polaroid after ,
asked
Jan 31, 2019
in
JEE
by
kratos
cbse
jee
optics
jee mains
nature of light
class-12
wave optics
+2
votes
1
answer
Write four methods to produce polarised light. Define double refraction and explain it.
asked
Jan 28, 2019
in
Class 12
by
kratos
class-12
nature of light
+1
vote
1
answer
Which of the following can be diffracted?
asked
Jan 10, 2019
in
JEE
by
kratos
isc
jee
optics
icse
jee mains
nature of light
class-12
interference
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