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A single mode fiber has mode field diameter 10.2μm and V=2.20. What is the core diameter of this fiber?
Radon 222 এবং Radon-220 উভয়ই Radon এর আইসোটোপ। যদি Radon-222 এর নিউক্লিয়াসে 136 টি নিউট্রন থাকে তাহলে Radon-220 এর নিউক্লিয়াসে কতগুলো প্রোটন থাকবে? ( Radon-222 and Radon-220 are the isotopes of Radon. If Radon-222 has 136 neutrons then what will be the number of protons in the nucleus of Radon-220?)
If the first two statements are true, the third statement is :
I. Oat cereal has more fiber than corn cereal but less fiber than bran cereal.
II. Corn cereal has more fiber than rice cereal but less fiber than wheat cereal.
III. Of the three kinds of cereal, rice cereal has the least amount of fiber.
Consider a single mode fiber having core refractive index n1= 1.5. The fiber length is 12m. Find the time taken by the axial ray to travel along the fiber.
Consider a single mode fiber having core refractive index n1 = 1.5. The fiber length is 12m. Find the time taken by the axial ray to travel along the fiber.
A single-mode optical fiber has an attenuation of 0.3dB/km when operating at wavelength of 1.1μm. The fiber core diameter is 4μm and bandwidth is 500 MHz. Find threshold optical power for stimulated Brillouin scattering.
An optical fiber has core-index of 1.480 and a cladding index of 1.478. What should be the core size for single mode operation at 1310nm?
An optical fiber has a core radius 2μm and a numerical aperture of 0.1. Will this fiber operate at single mode at 600 nm?
Which of the following statements is/are correct? A. Fraternity is a core value of the Indian Constitution. B. It is a core value because it is explicitly mentioned in Part III of the Indian Constitution. C. It is not a core value of the Indian Constitution because it is not mentioned in the Constitution of India. D. It is a core value because it is a part of the Preamble and has been held to be part of the basic structure of the Constitution.
Study the following table and answer the question: Number of students enrolled for Vocational Courses (VC) in institutes A, B, C, D, E & F. Years → Institutes ↓ 2014 2015 2016 2017 2018 A 110 150 165 180 205 B 120 180 176 200 220 C 140 220 180 175 225 D 125 210 175 180 230 E 150 200 160 200 240 F 165 230 200 220 210 The total number of students enrolled for VC in institutes D and F in 2014 is what percent of the total number of students enrolled in institutes A, B and C in 2018? (correct to one decimal point)