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<prev • 209 results • page 9 of 21 • next >
1
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1
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6.8k
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1
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What is monomode and multimode fibre? Explain the term V-number.
advanced engineering physics updated 5.9 years ago by ddigantarroy • 0
0
votes
1
answer
5.9k
views
1
answer
A parallel beam of light of wavelength 5890A$^{\circ}$ is incident on a glass plate
advanced engineering physics updated 5.9 years ago by ddigantarroy • 0
1
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1
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3.2k
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1
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A glass material A with which an optical fibre is made has a refractive index of 1.55. this material is clad with another material whose refractive index is 1.51.
advanced engineering physics updated 5.9 years ago by ddigantarroy • 0
0
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1
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14k
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1
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Derive the formula for numerical aperture of step index fibre and give its physical significance. The N.A. of an optical fibre is 0.5 and core refractive index is 1.54.
advanced engineering physics updated 5.9 years ago by ddigantarroy • 0
2
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2
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18k
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2
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With neat diagram explain the concept of total internal reflection (TIR).
advanced engineering physics updated 5.9 years ago by ddigantarroy • 0
0
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1
answer
4.2k
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1
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What is the numerical aperture? Explain the use of optical fibre in temperature sensor.
advanced engineering physics updated 5.9 years ago by ddigantarroy • 0
0
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1
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9.4k
views
1
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Calculate the V number of an optical fibre having numerical aperture 0.25 and core diameter 20 m, if its operating wavelength is 1.55 $\mu$m.
advanced engineering physics updated 5.9 years ago by ddigantarroy • 0
0
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1
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2.1k
views
1
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What is monomode and multimode fibre?
engineering physics updated 3.9 years ago by yerasylmakulbe671 • 10
0
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1
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15k
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1
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A fibre cable has an acceptance angle of 30$^{\circ}$ and core index of refractive index 1.4. Calculate the refractive index of cladding.
advanced engineering physics updated 5.9 years ago by ddigantarroy • 0
0
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1
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5.0k
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1
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The core diameter of multimode step index fibre is 50$\mu$m. The numerical aperture is 0.25. Calculate the number of guided modes at an operating wavelength of 0.75$\mu$m?
advanced engineering physics updated 5.9 years ago by ddigantarroy • 0

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