What is harmonics and how the 1st,2nd,3rd etc harmonic
levels

Answer Posted / sridhar

multiple frequency component is a harmonic
levels of harmonic 1st>2nd>3rd>...

Is This Answer Correct ?    2 Yes 3 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

There is air in a room . the top and bottom of the room are at constant temp. T1 and T2. DRAW THE temp profiles if a. T1 greater than T2 b. T1 less than T2

1420


Power factor =1.000 at factory in supply. However, PF = 0.8 at motor end. Current = 100 Amp, Voltage = 400 V. What is the power distribution loss? Can I reduce it by adding capacitor at the load feeder?

1592


Why does the rotor rotate?

1807


How much depth n width required for laying of 1X70 Sqmm Cable in Desert???

1206


how can calculate 1kva generator running time in 1 liter keroscene

2100






what's producer of XLPE cable laying in undergroung

1654


what are inherent currents?

1567


Why field rheostat is kept in minimum position while armature rheostat at maximum position?

617


What is Phase to Phase clearance for 800V System Operating Voltage as per IEC61439

538


I am having a 42KW 3 phase electrical heating furnace, heating element is 80/20 nichrome material, my connections is made in such a way that 2 star connection compromising 2 coils per phase so totally 12 coils, shall if i use it unbalanced star condition (instead of 2 group of 3 phase or 1 group of 3 phase, connecting 4 phases of 5 phases) what will be the consequences and is it acceptable?

1256


mccb service sittings be done?

1420


advantage and disadvantage of team work?

1253


is it possible to say motor horsepower number without seeing name plate(when name plate damaged)

4131


How to calibrate or test an LT Air Circuit breaker 440 volts, 35 KA, 800 Amps ?

2113


what is meant by LCR meter? where its useful ?

1572