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Explain how receiver functions in fibre optic communication system.
Receiver:
The optical signal received must be first converted within digital form and in case analog output. Moreover, the analog output has to be amplified to overcome the loss when any throughout its propagation via optical fibre.
A pith ball weighing 3.0 x 10 -2 N carries a charge of -1.0 x 10 -6 C. The pith ball is placed among two large, parallel, metal plates that are divided by 0.050 m. What is
Copper is completely miscible with (A) Nickel. (B) Gold. (C) Hydrogen. (D) Lead. Ans: Copper is completely miscible with gold.
Define the term scanning electron microscope. Scanning electron microscope: The scanning electron microscope (SEM) is a form of electron microscope which images the sample s
POPULATION INVERSION and LUMINOUS FLUX: POPULATION INVERSION: The process in which number of electrons (N ) in a higher2 energy state called metastable state of an active medi
principle physics
This phylum includes
Can lighting optic fiber to be spliced or joined? All fibers can be spliced along with difficulty and more or less success. The problem is the losses resulting from that a join
Explain displacement x(t) is known as displacement and it denotes the position of a body at time. If the displacement is positive then that body is to the right of the chosen
FORCE AND NEWTON'S LAWS 1. Ancient view objects tend to stop if they are in motion; force is needed to keep something motion. This was a natural thing to believe in beca
Determine the weight of a body. Principle: When a spring is fixed at one end and a force is applied to the other end the stretching of the spring is proportional to the applie
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