Answer Posted / abdul nazir

The transformer Full load Capacity is 41 MVA.
Then why 25/41 MVA, Its type of Cooling, UPto 25 MVA one
type of coling, & 25-41MVA another type of cooling.

For example: Upto 25MVA -ONAN(oil natural & air natural)
cooling
&above 25- 41MVA-ONAF(oil natural & air forced)
cooling.

sir i have a car stereo system and there is jack on him so can u tell me a way to find out their power terminals on the jack or on the circuit board"

1958

---

What is difference between YNyn0 and YNyn ??

2459

---

Explain the operation of grid connected central solar inverter ?

1482

---

how to calculate sizing of NGTR (Transformer rating,Loading resistor value and Current rating of resistor) and what is the X/R ratio. Details : 11kV,Capacitance 1.73532 micro farads,40kA for 1sec.

2214

---

how calculate the electrical load for industry and office

9203

---

i want design of D.C.MOTOR 1HP 960RPM AND 2HP 960RPM ITS URRGENT

1891

---

What is 100% protection of generator? Why 100% is not used but 95% is generally used?

983

---

In DC generator, we use commutator, having no. of segments. Then how it is possible to get a half wave of voltage and current for half rotation of armature?

1947

---

please send me last 5 year interview questions

2154

---

I use 20 nos led tube 4feet, in pathway 100mtr approximate, so what size cable i use for lighting

1402

---

What is the formula to calculate the rating of a three phase miniature circuit breaker

2077

---

The power supplied to a 33microF capacitor from a 120V, 60Hz source will be

2097

---

rajha power sector details

1951

---

what will be the effect if you were using different brands of outlets?

1867

---

mostly the questions were from machines... d.c. machines, transformer, synchronous and induction all theory paper........ few from power system... but the level of paper was easy.....

1900

---