Optical Fiber Waveguides » Exercise – 1
2. The refractive index of the core region is always ……… that of the cladding region.
(a) greater than
(b) less than
(c) equal to
(d) none of the aboveSubject Name : Communication Engineering Exam Name : IIT GATE, UPSC ESE, RRB, SSC, DMRC, NMRC, BSNL, DRDO, ISRO, BARC, NIELIT Posts Name : Assistant Engineer, Management Trainee, Junior Engineer, Technical Assistant Electronics & Communication Engineering Books
GATE 2023 Total Info ENGG DIPLOMA UGC NET Total Info IES 2023 Total Info PSUs 2022 Total Info CSIR UGC NET Total Info JAM 2023 Total Info M TECH 2023 Total Info RAILWAY 2022 Total Info
Related Posts
Optical Fiber Waveguides » Exercise - 18. The inner portion of the fiber cable is called : (a) cladding (b) coating (c) inner conductor (d) core- Optical Fiber Waveguides » Exercise - 1 1. Light incident on fibers at angles ……… the acceptance angle do not propagate into the fiber. (a) Less than (b) greater than (c) equal to (d) none of them
- Optical Fiber Waveguides » Exercise - 1 12. The core of a fiber optic is surrounded by : (a) wire braid shield (b) kevlar (c) cladding (d) plastic insulation
- Optical Fiber Waveguides » Exercise - 1 7. The core of a fiber optic cable is made of : (a) air (b) glass (c) diamond (d) quartz
- Optical Fiber Waveguides » Exercise - 15. The numerical aperture of a fiber if the angle of acceptance is 15 degrees, is : (a) 017 (b) 0.26 (c) 0.50 (d) 0.75