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neeta.vanage

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neeta.vanage ♦ 360
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  • 122
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  • 117
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  • 72
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Top contributions by neeta.vanage

2
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2
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36k
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2
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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?
updated 3.6 years ago by neeta.vanage ♦ 360
4
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1
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19k
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1
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What is Hologram? Explain the construction and reconstruction of Hologram. How is holography different than photography.
updated 3.6 years ago by neeta.vanage ♦ 360
2
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1
answer
18k
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1
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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.
updated 3.6 years ago by mananbothra ♦ 5.1k
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1
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15k
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1
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Define dispersive power of a grating. write an expression for dispersive power of grating.
updated 3.6 years ago by neeta.vanage ♦ 360
0
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1
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14k
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1
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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.
updated 3.6 years ago by neeta.vanage ♦ 360
0
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1
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14k
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1
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What is V number? What is its significance. Distinguish between single mode and multimode fiber?
updated 3.6 years ago by neeta.vanage ♦ 360
5
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1
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12k
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1
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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.
updated 3.6 years ago by mananbothra ♦ 5.1k
1
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1
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8.4k
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1
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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.
updated 3.6 years ago by neeta.vanage ♦ 360
0
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1
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8.1k
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1
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Explain absorption, spontaneous and stimulated emission of radiation. Discuss Einsteins coefficient and derive the relation between them?
updated 3.6 years ago by neeta.vanage ♦ 360
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7.9k
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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 $\mathring{A}$?
updated 3.6 years ago by mananbothra ♦ 5.1k
1
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1.8k
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1
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A: A diffraction grating have 4000 lines per cm is illuminated normally by light of
updated 3.6 years ago by mananbothra ♦ 5.1k
2
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1.0k
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2
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A: In the Newtons ring experiment, determine the diameter of the $20^{th}$ ring if
updated 3.5 years ago by yashbeer ★ 3.0k
1
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959
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A: Obtain the condition for maxima and minima due to interference in a wedge shape
updated 3.6 years ago by neeta.vanage ♦ 360
0
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926
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0
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A: Define dispersive power of a grating. write an expression for dispersive power o
updated 3.6 years ago by neeta.vanage ♦ 360
2
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887
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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 3.6 years ago by mananbothra ♦ 5.1k
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870
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0
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A: How many orders will be observed by grating having 4000 lines/cm, if it is illum
updated 3.6 years ago by mananbothra ♦ 5.1k
0
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708
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A: Calculate the numerical aperture (NA) & hence the acceptance angle for an optica
updated 3.6 years ago by saurabhsingh ♦ 20
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A: Obtain an expression for fringe width in the interference pattern of wedge shape
updated 3.5 years ago by yashbeer ★ 3.0k
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418
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A: What is difference between critical angle and acceptance angle?
updated 3.6 years ago by neeta.vanage ♦ 360
1
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409
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A: What will be effect on diffraction pattern of grating if i) the number of line
updated 3.6 years ago by neeta.vanage ♦ 360

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