Why are waveguides not used at low frequencies, Electrical Engineering

Assignment Help:

Q. Comment brie?y on the following:

(a) Why are waveguides not used at low frequencies?

(b) Why are open-wire lines not generally used as guiding structures at very high frequencies?

(c) What is the velocity of wave propagation in a Te?on (εr = 2.1) coaxial transmission line?


Related Discussions:- Why are waveguides not used at low frequencies

Calculate the sending end voltage, A 150 km long, 3-phase, 400 kV overhead ...

A 150 km long, 3-phase, 400 kV overhead line is used to transmit 1800 MW to a distribution area at 0.9 power factor lagging. The line parameters per phase and per unit length in st

Var compensators employing flexible ac transmission system, Var Compensator...

Var Compensators Employing Flexible AC Transmission System Devices These are a new generation of VAr compensators which employ solid-state devices (thyristors) for the generati

Explain television signal transmission, Q. Explain Television signal transm...

Q. Explain Television signal transmission? Television signals in television signal transmission are the electric signals generated by converting visual images through raster (T

Met, AC and DC distribution onboard ships

AC and DC distribution onboard ships

Classification of solids insulators semiconductor condutors, Classification...

Classification of Solids into Insulators, Semiconductor and Conductors A solid can conduct electric current if the electrons can move in it. This is possible only when an ener

What is output impedance, Q. What is Output Impedance? Output Impedance...

Q. What is Output Impedance? Output Impedance : The output impedance of an amplifier is a measure of the impedance or resistance. It has nothing to do with the actual loading t

Explain relative data addressing mode, Explain relative data addressing mod...

Explain relative data addressing mode (with examples) available in microprocessors. Relative Mode: Operand supplied is an offset, not the actual address. Added the con

Complier -high level language , Complier-High Level language It al...

Complier-High Level language It also  translates the  whole  high  level  program  into object  program if it does not  have any  syntax error. The disadvantage of the  in

Motor, operation of induction motor

operation of induction motor

Develop logic expression and find one possible logic circuit, Q. Figure (a)...

Q. Figure (a) shows the seven-segment array that iswidely used to formthe decimal digits 0 to 9 in LEDdisplays, as indicated in Figure(b). Let the inputs be the four binary digits

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd