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Recent questions tagged interference
+3
votes
1
answer
Puja gave possession of her residential property to Aarna for some ****** of time for money.
asked
Apr 7, 2019
in
Class 12
by
kratos
the sale of goods act 1930
cbse
banking awareness
class-10
class-12
interference
wave optics
narayanpur incident
+2
votes
1
answer
If two light waves are coherent: A. their amplitudes are the same B. their frequencies are the same
asked
Apr 2, 2019
in
Class 12
by
kratos
class-12
interference
wave optics
cbse
+1
vote
1
answer
Two beams of light having intensities I and 4I interfere to produce a fringe pattern on a screen.
asked
Apr 2, 2019
in
JEE
by
kratos
jee
optics
jee mains
class-12
interference
+3
votes
1
answer
A beam of light consisting of two wavelengths 800 nm and 500 nm is used to obtain the interference fringes in a Young'*
asked
Mar 31, 2019
in
Class 12
by
kratos
class-12
interference
wave optics
cbse
+2
votes
1
answer
In the equation d sin θ = mλ for the lines of a diffraction grating d is:
asked
Mar 30, 2019
in
Mathematics
by
kratos
interference
+3
votes
1
answer
Two students are separated by a 7 m partition wall in a room 10 m high. If both light and sound waves can bend around
asked
Mar 29, 2019
in
Class 12
by
kratos
huygens principle
cbse
class-12
interference
wave optics
+3
votes
1
answer
In the equation d sin θ = mλ for the lines of a diffraction grating m is:
asked
Mar 28, 2019
in
Mathematics
by
kratos
interference
+3
votes
1
answer
Electromagnetic waves emanating from a point A (in air) are incident on a rectangular block of material M and emerge from the other side as shown.
asked
Mar 24, 2019
in
JEE
by
kratos
hyperbola
cbse
jee
jee mains
class-12
interference
wave optics
+1
vote
1
answer
The rainbow seen after a rain shower is caused by: A. diffraction B. interference
asked
Mar 23, 2019
in
Mathematics
by
kratos
interference
+3
votes
1
answer
Consider the following statements: 1. If a person looks at a coin which is in a bucket of water,
asked
Mar 22, 2019
in
Class 11
by
kratos
sound
csat
optical instruments
class-11
optics and sound
class-10
icse
interference
+1
vote
1
answer
In an air wedge formed by two plane glass plates touching each other along one edge there are 4001 dark lines observed when viewed by
asked
Mar 17, 2019
in
JEE
by
kratos
jee
interference
jee mains
+1
vote
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
+2
votes
1
answer
A lens is coated with a thin film of transparent substance magnesium fluoride (MgF2) with n = 1.38 to reduce
asked
Mar 14, 2019
in
JEE
by
kratos
jee
optics
jee mains
nsep
interference
+2
votes
1
answer
In a Young’* double-slit experiment using identical slits, the intensity at a bright fringe is I0.
asked
Mar 13, 2019
in
Class 12
by
kratos
neet
jee
optics
jee mains
class-12
interference
+3
votes
1
answer
A flat plate is moving normal to its plane through a gas under the action of a constant force F,
asked
Mar 12, 2019
in
JEE
by
kratos
motion
fluid mechanics
jee
optics
jee mains
interference
wave
+3
votes
1
answer
Two parallel wires each of length 10 cm are 0.5 cm apart. A film of water is formed between them.
asked
Mar 12, 2019
in
Class 12
by
kratos
magnetic fields
neet
fluid mechanics
magnetic effects of electric current
jee
aiims
jee mains
class-12
interference
+1
vote
1
answer
A prism of refracting angle 30° is coated with a thin film of transparent material of refractive index 2.2 on the face AC
asked
Mar 11, 2019
in
Class 12
by
kratos
waves and optics
neet
geometric optics
jee
optics
jee mains
interference
+3
votes
1
answer
One face of a glass (μ = 1.50) lens is coated with a thin film of magnesium fluoride MgF2 (μ = 1.38) to
asked
Mar 11, 2019
in
JEE
by
kratos
waves and optics
geometric optics
jee
interference of light
optics
jee mains
interference
+3
votes
1
answer
Newton’* rings: The curved surface of the plano-convex lens of large focal length is placed on an optically flat glass plate.
asked
Mar 9, 2019
in
JEE
by
kratos
jee
kvpy
optics
jee mains
interference
+1
vote
1
answer
Can a virtual image be photographed by a camera ?
asked
Mar 7, 2019
in
JEE
by
kratos
images
cbse
jee
optics
jee mains
principles of photometry
ray optics
class-12
interference
geometrical optics
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