Answer / ehsan

Adjustment dial for the long time protection pick-up Io Fine-tuning dial for the long time protection pick-up Ir

what is diffrence between neutral and earth wire

23 Answers   Bhel, Esab, MTNL,

---

Where the excitation is given either stator or rotor in actually in power plants?

8 Answers  

---

In Star type and Delta type Motors, If one phase will miss/Break then which phase winding will burn and why?

4 Answers  

---

To test Transformer we give HT side 440V to see wheather that it is producing 17.6V on LT to verify Voltage ratio is correct or not but when we give the 440V voltage to LT side then what will happen to HT voltage ?

3 Answers   Aditya Birla,

---

why supervision relay is used in incoming feeders?

1 Answers  

---

---

how to select earthing conductor size of amy motor/panel etc.

1 Answers   Sony, VBB,

---

what will be the energy loss =? Voltage drop = ? Conductor resistance at 20 degree C = ? Temprature convertion Factor at 50 degree c = ? on ACSR DOG Condutor at following data. distance = 4.8 kM Load = 2980 kWh Size of Conductor = 6/ 0.186 Volt = 11 kV.

1 Answers   Pakistan Atomic Energy Commission PAEC,

---

Please define ohm’s law for a.c (alternating current)?

0 Answers  

---

In a tap changing transformer where is the tap connected, is it connected in the primary side or secondary side?

0 Answers  

---

What is the field weakening mode of a ac motor?

1 Answers   L&T,

---

what could be the RMS value and average value of a 4 phase sine wave?

0 Answers   BARC,

---

Why IR value of the (HT cable Plus synchronous motor) is less while individually having IR values in GΩ?

0 Answers  

---