Answer Posted / zahid ali

the basic principle of transformer operation is mutual
induction & there is no mutual induction in DC

What are the different types of hydro schemes?

1267

---

What tests should i carry over on a newly rewinded DC Generator with voltage rating of 38 volts and current rating of 350 amps, to certify that the machine is OK?

1883

---

what are the 4 rules to start the motor?

2122

---

WHAT ARE THE DATAS REQUIRED FOR PROTECTION AND METERING AND CONTROL AND LOGIC PREPARATION,HOW TO STUDY THE PROTECTION AND METERING?

2208

---

WHERE NEUTRAL WIRE IS CONNECTED AT DOMESTIC TO TRANSMISSION LINE(SINGLE PHASE TO THREE PHASE)

1835

---

define reflection method?

1945

---

if an insulated power and control cables of a running gas diesel gensets laid direct in an open trench i.e, trench bed is not rcc of a power house in which rain water, spillage water alwas exists and all power control cables remains submerged even when gas gensets of 480 kw each runningin on load. These power &control cables runs from power house to switchgear room through these trenches in which water remains most of the time. pl explain its merit & de-merit

1879

---

In single phase capacitor motor, if the motor rotate reverse direction then how much power will be consumed by the motor and why?

1985

---

How do u analyse protection fault when vcb tripping on load

1653

---

what is fault level of power system ?

6373

---

what is the difference between megger and earth resister ??

1815

---

if the number of poles generated in stator and rotor side of an induction motor are different then what will happen and why?

1884

---

Dears we deal in Chemical are Plate earthing. Kindly call if any requirement and questions. Tech Earth Solutions Mohit Verma 8791071007

1875

---

If you don’t have coal, salt and copper, then how would you earth your connection temporarily at a camp site.?

2228

---

700KW 6.6KV slip ring induction motor to use VFD to control the speed

3208

---