* Signal transmission in sky wave propagation is due to ?

a) Reforction of wave

b) Reflection of wave

c) Pierus through Inosphere

d) None

and Reason for this is????

Answer Posted / arun

a) Reforction of wave

Is This Answer Correct ?    4 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

one electromagnet is called

1422


difference between main metering kiosk and check metering kiosk

2339


In the Variable Voltage Variable Frequency Drive, how the Voltage and Frequency varied ? Is it varied in the Inverter part of the Drive ? Please give us supporting document if any.

1507


What is thresh hold value of current?

1592


please send the IS strandard for electrical to sakthi_murugan86@yahoo.co.in

1819






what size steel armoured cable is required to support 1500kva capacity. would 70mm squared be enough or would I need 90 or 120mm squared 3c plus earth

991


for 11KV OH system what will be typical per KM "R" "L" "C" parameter. for 33KV OH system what will be typical per KM "R" "L" "C" parameter. for 33KV UG system what will be typical per KM "R" "L" "C" parameter.

1964


1.what is mean by 8/20 micro sec waveshape

1790


How to reduce -234126219.6403 MVAr generation and by what?

1227


HOW TO SELECT THE COPPER CABLE SIZES OF MOTORS,TRANSFORMERS?

1560


Is there any Electrical supervisor license which gives permit to work whole India rather than individual state??

1387


What is effect of harmonic current (Draw by VFD) on power system/ electrical Equipments ?

1642


Sir, plz tell me how droop setting is done in parellel operation od DG set ? please give practical example ?

1669


what is the meaning of the symbol << >> put in transformer drawing

1449


Draw the equivalent circuit of crystal oscillator?

755