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Recent questions tagged light waves
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1
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In a Young'* double slit experiment, the separation between the slits is 0.15 mm. In the experiment, a source of light
asked
Apr 5, 2019
in
Class 12
by
kratos
neet
class-11
jee
optics
light waves
jee mains
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1
answer
The wavelength of light from the spectral emission line of sodium is 589 nm. Find the kinetic energy at which
asked
Apr 3, 2019
in
Physics
by
kratos
modern physics
class-11
jee
dual nature of radiation and matter
light waves
jee mains
class-12
+3
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1
answer
Three waves of same intensity (I0) having initial phases 0,π/4,-π/4 respectively interfere at a point.
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Mar 30, 2019
in
JEE
by
kratos
jee main 2020
electromagnetic waves
class-11
jee
optics
jee mains
light waves
+2
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1
answer
Need more clarity
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Mar 27, 2019
in
Class 11
by
kratos
songs of the ganga
class-11
general concepts of programming
light waves
javascript functions
organizational behaviour
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1
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5 charges each of magnitude 10^–5 C and mass 1 kg are placed (fixed) symmetrically about a movable central charge of magnitude
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Mar 23, 2019
in
Class 12
by
kratos
class-11
kvpy
electric field and potential
light waves
class-12
+3
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1
answer
Which of the following properties show that light is a transverse wave ?
asked
Mar 22, 2019
in
Class 11
by
kratos
class-11
class- 11
light waves
+1
vote
1
answer
Light has wavelength 600 nm in free space. It passes into glass, which has an index of refraction of 1.50,
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Mar 19, 2019
in
JEE
by
kratos
waves and optics
geometric optics
class-11
jee
upsee
light waves
jee mains
+3
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1
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Two coherent point sources S1 and S2 are separated by a small distance d as shown. The fringes obtained on the screen will be
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Mar 15, 2019
in
Class 12
by
kratos
motion
neet
class-11
jee
aiims
optics
jee mains
light waves
wave optics
wave
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1
answer
A soap (water!) film has refractive index 1.34 and is 550 nm thick. What wavelengths of visible light (in nm) are not reflected from it
asked
Mar 14, 2019
in
Physics
by
kratos
class-11
jee
physics of atom
jee mains
light waves
class-12
interference
wave optics
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1
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Two coherent sources of different intensities send waves which interfere. The ratio of maximum intensity to the minimum intensity is 25.
asked
Mar 12, 2019
in
JEE
by
kratos
class-11
jee
optics
jee mains 2019
class-10
light waves
jee mains
+2
votes
1
answer
How does the angular separation of interference fringes change, in Young’* experiment, if the distance between the slits is increased?
asked
Mar 10, 2019
in
JEE
by
kratos
cbse
class-11
jee
optics
jee mains
light waves
class-12
+3
votes
1
answer
When a thin transparent sheet of refractive index µ = 3/2 is placed near one of the slits in Young’* double slit experiment
asked
Mar 9, 2019
in
JEE
by
kratos
class-11
jee
optics
light waves
jee mains
class-12
+2
votes
1
answer
In a young'* double slit experiment, slits are separated by 0.5 mm and the screen is placed 150 cm away.
asked
Mar 9, 2019
in
JEE
by
kratos
jee main 2021
class-11
jee
jee main
light waves
class-12
wave optics
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1
answer
When light is refracted, which of the following does not change ?
asked
Mar 5, 2019
in
Class 12
by
kratos
light
class- 11
ray optics and optical instruments
class-7
optics
class-10
light waves
class-12
+1
vote
1
answer
In a Young’* double slit experiment, green light is incident on the two slits. The interference pattern is observed on a screen.
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Mar 5, 2019
in
JEE
by
kratos
class-11
jee
optics
light waves
jee mains
+3
votes
1
answer
The ratio of intensities between two coherent sound sources is 4 : 1. The difference of loudness in decibels (dB) between maximum
asked
Mar 5, 2019
in
Class 12
by
kratos
waves
neet
sound
class-11
jee
aiims
light waves
jee mains
+1
vote
1
answer
The colloidal particles have diameter ranging from- (a) 1 to 100 nm (b) 10 to 100 pm (c) 1 to 100 mm (d) 1 to 100 pm
asked
Mar 2, 2019
in
Class 12
by
kratos
similarity
neet
class-11
aiims
properties of matter
class-10
light waves
wave optics
+1
vote
1
answer
A light wave can travel (a) in vacuum (b) in vacuum only (c) in a material medium
asked
Mar 1, 2019
in
Class 11
by
kratos
class- 11
light waves
+3
votes
1
answer
How would the angular separation of interference fringes in Young’* double slit experiment change
asked
Feb 26, 2019
in
Class 12
by
kratos
cbse
class-11
optics
light waves
class-12
wave optics
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1
answer
A dog can smell a breeding ***** from almost 1 km. This is due to the
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Feb 25, 2019
in
Class 11
by
kratos
class-8
class-11
sound waves
time and speed
light waves
gaseous state
distance
class-5
super senses
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