how to reverse the direction of universal motor?

2 Answers   Finolex, JGT, TATA,

---

what is meant by magnetic flow meter ? explain its working principle ?

1 Answers  

---

why doesnt the back emf hold the speed of unloaded series motor?

1 Answers  

---

If DG runing time neutral is disconnected what will be the effect in Engine and Electricial panel.

2 Answers   HP,

---

difference between elcb and rccb

3 Answers   ITC Infotech,

---

why we step down voltage level from 33kv to 11kv and 11kv to 415v.Instead we can step down voltage from 33kv to 415v directly using single transformer.

12 Answers   ABB, Adani, Central Electricals, Electrical, HCL,

---

Derive the inductance of a coil in terms of its physical factors.

1 Answers  

---

what is the KVA formula of a three phase transformer

5 Answers  

---

how to Select its CORE in electrical cables based on its applications? or Application of various types of electrical cable based on it CORE?

0 Answers  

---

what is the diff between VCB & ABCB breaker in substaions? explain the operating priciples of VCB & ABCB

1 Answers  

---

What is ideal IR values for ground and neutral.

0 Answers   Hindustan Power Projects,

---

What is Minimum permicible meggering value for following 1) LT Panels (Ph to Ph / Ph to Earth) 2) 11 KV, HT Panels (Ph to Ph / Ph to Earth) 3) 11 KV Cable 4) LT Cable

1 Answers   BFL,

---