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3
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1
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40k
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1
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Compare direct band gap and indirect band gap semiconductors.
optical networks updated 2.4 years ago by teamques10 ★ 65k
3
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1
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38k
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1
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Explain three operating windows in optical communication.
optical networks updated 7.9 years ago by teamques10 ★ 65k
0
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1
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34k
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1
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Compare between intermodal and intramodal dispersion.
optical networks updated 7.2 years ago by teamques10 ★ 65k
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1
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25k
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1
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refractive index profile of a graded index fiber
optical networks updated 7.9 years ago by teamques10 ★ 65k
5
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1
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20k
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1
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A photodiode has quantum efficiency of 65% when a photon of energy of $1.5 \times 10^{-19} J$ are incident upon it
optical networks updated 7.2 years ago by teamques10 ★ 65k
0
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1
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18k
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1
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Short note: Optical bandwidth and electrical bandwidth.
optical networks updated 7.9 years ago by teamques10 ★ 65k
0
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1
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14k
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1
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State the difference between LED and LASER.
optical networks updated 7.2 years ago by teamques10 ★ 65k
0
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1
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14k
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1
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Explain the basic principle of operation of photo detector. Explain the work of PIN diode and APD as photo detector, also compare their performance.
optical networks updated 7.2 years ago by teamques10 ★ 65k
0
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1
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12k
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1
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Compare direct band gap and indirect band gap semiconductors.
optical networks updated 7.2 years ago by teamques10 ★ 65k
1
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1
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11k
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1
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Explain the basic principle of operation of photo detector. Explain the work of PIN diode and APD as photo detector, also compare their performance.
optical networks updated 7.9 years ago by teamques10 ★ 65k
1
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1
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9.8k
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1
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Explain Signal Attenuation in optical fibers and plot the three windows
optical networks updated 5.5 years ago by teamques10 ★ 65k
0
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1
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9.6k
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1
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Differentiate between spontaneous and stimulated emissions.
optical networks updated 7.2 years ago by teamques10 ★ 65k
0
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1
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9.5k
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1
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Compare step- index and graded-index fiber.
optical networks updated 7.2 years ago by teamques10 ★ 65k
1
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1
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9.4k
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1
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A multimode GIF exhibits total pulse broadening of 0.1us over a distance of 15 km.
optical networks updated 7.2 years ago by teamques10 ★ 65k
0
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1
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8.2k
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1
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Calculate the incident optical power required to operate photo current of 2.5 $\mu$A when the photodiode is operating as above.
optical networks updated 7.9 years ago by teamques10 ★ 65k
0
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1
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7.7k
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1
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Short note on Fabry-Perot Filters
optical networks updated 7.1 years ago by teamques10 ★ 65k
2
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1
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7.5k
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1
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Derive the expression for cutoff wavelength for single mode transmission.
optical networks updated 7.2 years ago by teamques10 ★ 65k
5
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1
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7.4k
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1
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Short Note : c. Crosstalk
optical networks updated 6.9 years ago by teamques10 ★ 65k
1
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1
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7.3k
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1
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Short note: WDM
optical networks updated 7.1 years ago by teamques10 ★ 65k
1
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1
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7.0k
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1
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List the important factors responsible for power loss in optical fiber. Explain each factor briefly.
optical networks updated 7.9 years ago by teamques10 ★ 65k
6
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1
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6.9k
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1
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Explain the sources of loss at a fiber joint.
optical networks updated 7.1 years ago by teamques10 ★ 65k
0
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1
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6.7k
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1
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Explain Bandwidth distance product.
optical networks updated 7.9 years ago by teamques10 ★ 65k
0
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1
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6.5k
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1
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What are optical couplers? Explain functionality of 2 $\times$2 fiber coupler.
optical networks updated 7.9 years ago by teamques10 ★ 65k
0
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1
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6.3k
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1
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Explain optical access networks.
optical networks updated 2.7 years ago by yashbeer ★ 11k
1
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1
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6.2k
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1
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State the spectral band designations used in optical fiber communications?
optical networks updated 7.9 years ago by teamques10 ★ 65k
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