why we use only sine wave in ac why we do not use other wave
forms
Answer Posted / sunil
sine wave gives smooth operation for the devies
| Is This Answer Correct ? | 15 Yes | 34 No |
Post New Answer View All Answers
How to determine the breaking capacity such as break down current and break down voltage for VCB and CT's.
Suppose a 3 phase, 2 pole, 440V induction motor is driving a flywheel of 600mm diameter, 150kg mass. By using v-belt and pulley, the speed is increased to 4500 RPM. What will be the effect on motor current?
sir i ve applied for hindustan petroleum and power grid india ltd..and the exams on feb 22.can you pls send model papers and tell how to prepare for those.i need to get into any of these for sure.....
what is size of 3phase 4wire cable to be used for 11 ton ductable A.C and how to calculate cable size for different load
what is the difference between surge protection capacitor and surge arrestor
Apparent power is expressed as V * I(Conjugate). Why not in V * I ?
which connection is safer series or parallel?usually which connection we prefer at home?
TYPE'S OF BREKAR ,WHAT IS TRANSFORMAR & SAFTY. STARTER DOL & STAR DELTA STARTER.
What is Meter MF if External CT Ratio is 150/1 , PT Ratio is 132/110 Meter CT Ratio is 200/1 & Meter PT Ratio is 110/1
what is errection pcbs?
in the case of 6.6kv motor starter combination contain fuses on it VCB. but in 11KV motor starter combination Fuses are not using in it's VCB why?
STATE USE OF ARC RUNNERS & SPLITTERS ?
Sir, I have applied for the of Assistant.engineer of NPDCL. please send me all AP TRANSCO AND JENCO solved papers of previous exams . I requested send me the papers to my id as soon as possible (rajanikanth_peddi@yahoo.co.in) (This is very urgent) Thank You,
What is effect of harmonic current (Draw by VFD) on power system/ electrical Equipments ?
What is a parabolic signal?