Answer / maruth sk

Two types of faults:
Upstream and downstream..

Upstream faults are such as over voltage, under voltage, low/high frequency, Buchholz, OTI, WTI, PRD, OSR

Downstream faults are over current, Earth fault

Answer / maruth sk

Two types of faults:
Upstream and downstream..

Upstream faults are such as over voltage, under voltage, low/high frequency, Buchholz, OTI, WTI, PRD, OSR

Downstream faults are over current, Earth fault

Draw transformer phasor diagram.(full load,no load)

0 Answers   PowerTech, Trine,

---

Define cut-off rate?

0 Answers  

---

iam preparing for rrb section engineer post in electrical branch.suggest the right textbook for my reference.fromwhere i will get the previous q.papers?

0 Answers   RRB,

---

why in US MAINTAIN 60hz,110volts when compared with 50hz,220v in india

2 Answers  

---

PLS MENTION QUESTIONS ASKED IN IOCL INTERVIEW FOR ELECTRICAL EGG??

0 Answers  

---

---

how will calculate the safe starting current of 3-phase squirrel cage induction motor?

0 Answers  

---

HOW WORK HEAT PLATE EXCHANGER

0 Answers  

---

ohms law is applicable for dc or ac current or for both??? explain it berifly??

3 Answers  

---

What is voltage in two phase?

7 Answers   ABB, SSG,

---

My question is abt backlog.I had dropped one subject in my second year, and completed this subject in the 3rd attempt, so how many backlogs i have got?1 or 3?plz sujjest the answer as soon as possible

0 Answers  

---

List of equipments required foe industrial repair lab.

0 Answers  

---

Is LV shorted in magnettic balance test?If yes why?

2 Answers   Hindalco,

---