Answer / sudhakar

universally there is 3 phase system only available due to
phase shift of 120 degree of generating machines

in case of three phase induction motor,when it is connected to three phase supply,why the magnetic field is rotets around the armeture?

5 Answers   Hindalco,

---

How does a VOLTAGE OPERATED DIFFERENTIAL RELAY work??

2 Answers  

---

1ampear me kitna watts hota hai aur elcb ka pura naam kya hai

18 Answers   Al Khayyat, Alpha G, BEC, Bhel, CGS, Electrical, Fiem, Firmenich, HLG Habtoor Leighton Group, Jash, Kandia, Maruti Suzuki, Minda, NTPC, ONEIC, Pace Process Controls, SMTC, SR, Sunrise Electrical, Sushil Enterprises, Suzlon, Voltage,

---

why ac wave is sinusoidal not square or triangular wave what will be reason

1 Answers   ACPL,

---

As we know,charged clouds(from which lightning stroke initiates)may be charged with either +ve charge or -ve charge. Now say one cluster of cloude is fully charged with +ve charge & another cluster is fully charged with -ve charge. In the sky these two cluster of charged clouds have come in such a distance that, if they come clouser by some few yeards then the lightning discharge will take place between these two cluster of clouds. Under such a situation an Aircraft came inbetween. what happend??

5 Answers  

---

Define phase lag and phase lead?

0 Answers  

---

what is the design voltage for 6.6KV 2000 KVAR HT capacitor?

1 Answers  

---

Hello to all, Please someone can send me HPCL ELECTRICAL Engg. Sample papers to me? Its urjent....my email address is.... raviasiapacific@gmail.com

0 Answers   HPCL,

---

What is real time power factor control panel(RTPFC)?

0 Answers  

---

only some transformers and some generator requires NGR why?

1 Answers  

---

how to find out this one mcb r mccb?

4 Answers   L&T,

---

difference between isolater and circuit breaker?

7 Answers   Adani,

---