Answer / sankar maity

GREATER

Answer / eng. salk

Defiantly less than
No load loss is generated without any benefit, efficiency is ~0%
During full load, eff~At least 98%

what is the acceptable insulation resistance for motor/transformer?

2 Answers   Reliance, Tata Motors,

---

What is the importance of quality factor in resonance?

3 Answers  

---

how to changeover ups in this power failur time?

0 Answers   Essar,

---

what is dc voltage?

2 Answers  

---

Differentiate between Zero and Negative sequence current

0 Answers  

---

---

The synchronous speed of a motor with 6 poles and operating at 50 Hz frequency is ___.

4 Answers  

---

what is the function of supervison relay?Draw its wiring diagram.

2 Answers   IBM, R.R. ISPAT LIMITED,

---

what will happen if transformer given dc input

5 Answers  

---

why core of transformer in square or rectangular why not in circle or ellipse if this what happens

2 Answers  

---

when a airgap of the induction motor gets larger does it draw more current ??? does it power factor gets lower?

3 Answers  

---

What does substation operator do in substation?

2 Answers   ABB,

---

cab we add capacitor bank with generator to improve power factor or not??????

1 Answers  

---