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Q. Illustrate what two properties of electromagnetic waves are used to attach info to radio signals?
Answer:-
By changing the amplitude of a radio wave you can encode information that is how AM-radio works. By changing the frequency (and hence its wavelength) of a radio wave you can as well encode information that is how FM radio works.
What are ferrites? Ferrites are ceramic compounds having trivalent metal having three valence electrons, iron and oxide of divalent element
Single crystal growth. The single crystals are grown either by the Czochralski (CZ) method or by the Float Zone (FZ) method. It having of a furnace with a gradient in temperatu
Define Ohm's Law Ohm's Law: Relationship among the potential difference across an electric device and the current that runs by it. V= I.R
How does a color changes works in glass, glass segments or a polymer material? This consists usually of a small, geared motor with a disc. It can be made of glass, a polymer ma
why electric field is zero inside a cavity
retardation?
Question: Which of the subsequent is true of the electric potential? Answer: Except for the force-per-charge choice every response is part of the definition of electric
Use Thévenin's theorem to find the current ?owing in the 14Ω resistor of the network shown in Figure. Find also the power dissipated in the 14Ω resistor.
How much pressure produced by 6" diameter cylinder with height of 14" at 95 degrees Celsius
A medium is characterised by relative permittivity ε r =45 and relative permeability μ r =5. Determine the speed of e-m wave in the refractive and medium index of the medium.
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