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neeta.vanage

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  • 121
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  • 115
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  • 72
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Top contributions by neeta.vanage

9
votes
2
answers
69k
views
2
answers
Obtain the condition for maxima and minima due to interference in a wedge shape film observed in reflected light. How is the interference pattern in wedge shaped film?
engineering physics updated 2.8 years ago by pedsangini276 • 4.8k
6
votes
1
answer
45k
views
1
answer
In the Newtons ring experiment, determine the diameter of the $20^{th}$ ring if the diameters of the $4^{th}$& $12^{th}$ rings are 0.4 & 0.7 cm respectively.
engineering physics updated 2.8 years ago by pedsangini276 • 4.8k
-2
votes
1
answer
44k
views
1
answer
What is Hologram? Explain the construction and reconstruction of Hologram. How is holography different than photography.
engineering physics updated 2.8 years ago by pedsangini276 • 4.8k
1
vote
1
answer
43k
views
1
answer
Obtain an expression for fringe width in the interference pattern of wedge shape film. How this phenomenon is used to determine thickness of thin paper.
engineering physics updated 2.8 years ago by pedsangini276 • 4.8k
5
votes
1
answer
42k
views
1
answer
A diffraction grating have 4000 lines per cm is illuminated normally by light of wavelength 5000 $\mathring{A}$. Calculate its dispersive power in third order spectrum.
engineering physics updated 2.1 years ago by sagarkolekar ★ 11k
0
votes
1
answer
35k
views
1
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Define dispersive power of a grating. write an expression for dispersive power of grating.
engineering physics updated 2.8 years ago by pedsangini276 • 4.8k
4
votes
1
answer
31k
views
1
answer
Explain absorption, spontaneous and stimulated emission of radiation. Discuss Einsteins coefficient and derive the relation between them?
engineering physics updated 2.8 years ago by pedsangini276 • 4.8k
3
votes
1
answer
31k
views
1
answer
What is V number? What is its significance. Distinguish between single mode and multimode fiber?
engineering physics updated 2.8 years ago by pedsangini276 • 4.8k
2
votes
1
answer
23k
views
1
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How many orders will be observed by grating having 4000 lines/cm, if it is illuminated by light of wavelength in the range 5000 to 7500 $\mathring{A}$?
engineering physics updated 2.8 years ago by pedsangini276 • 4.8k
1
vote
1
answer
23k
views
1
answer
Obtain the expression for the n th dark ring in Newton`s ring experiment. Hence explain a Suitable way to calculate refractive index of a liquid using same set up.
engineering physics updated 2.8 years ago by pedsangini276 • 4.8k
3
votes
16k
views
3
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A: In the Newtons ring experiment, determine the diameter of the $20^{th}$ ring if
updated 6.6 years ago by yashbeer ★ 11k
3
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8.9k
views
3
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A: A diffraction grating have 4000 lines per cm is illuminated normally by light of
updated 6.8 years ago by mananbothra • 100
2
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7.4k
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2
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A: Fringes of equal thickness are observed in a thin glass wedge of RI = 1.52. Calc
updated 6.8 years ago by mananbothra • 100
2
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6.6k
views
2
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A: How many orders will be observed by grating having 4000 lines/cm, if it is illum
updated 6.8 years ago by mananbothra • 100
6
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5.6k
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6
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A: Obtain the condition for maxima and minima due to interference in a wedge shape
updated 6.8 years ago by neeta.vanage • 870
3
votes
5.5k
views
3
votes
A: White light falls normally on a soap film of thickness $5 \times 10^{-5}$ cm & o
updated 6.8 years ago by mananbothra • 100
1
vote
4.6k
views
1
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A: Obtain an expression for fringe width in the interference pattern of wedge shape
updated 6.6 years ago by yashbeer ★ 11k
0
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4.5k
views
0
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A: Calculate the numerical aperture (NA) & hence the acceptance angle for an optica
updated 6.8 years ago by saurabhsingh • 40
2
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3.9k
views
2
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A: A soap film of RI 4/3 & thickness $1.5 \times 10^{-4}$ cm is illuminated by whit
updated 6.8 years ago by mananbothra • 100
1
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3.8k
views
1
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A: Compute the maximum radius allowed for a fiber having core RI 1.47 & cladding RI
updated 6.8 years ago by saurabhsingh • 40

Latest awards to neeta.vanage


created 100 posts

created 50 posts within first three months of joining

created a question with more than 1,000 views

created a question with more than 10,000 views

created a question with more than 5,000 views