Answer / sumit kumar

We know that with emf motor will not run
In case of motor the emf induced is known as back em

what are the types of sus station ?

13 Answers   NTPC,

---

What should be the DC voltage for Hi-pot test on 11kv switchgear

3 Answers  

---

why rating in KVA and KVAR?

4 Answers  

---

What is the distance between each insulator in 33kv transformer and how can it calculate

0 Answers  

---

bus bar design conditions and sizing pls tell me quickly

0 Answers  

---

i have need all detail above basic transformer question..

0 Answers  

---

Following test should be conducted to find out relative polarity of transformenr terminals A no load test B back to back test C phasing out test D none of above

0 Answers  

---

4-Why we measure the insulation resistance of main core and frame in spite of that must be connected with ground before energize the transformer?

3 Answers  

---

how can get electrical "c" licence.i am complited in DEEE.PASSING YEAR OF 2010 I AM WORKING IN SPENCER PLAZA ELECTRICAL MAINTENANCE ,I AM DIPLOMA COMPLEATED IN ANDHRA PRADESH AND WORKING OF TN PLEASE HELP ME

1 Answers  

---

Main advantage of auto transformer over two windings transformer is that A it needs no cooling B it uses only one winding C core losses are reduced D it has simple construction

0 Answers  

---

CALCULATE THE TOTAL VOLTAGE DROP AND SELECT THE CABLE SIZE IN MM-SQARE FOR A PANEL-262KW AT 110 METER FROM THE SOURCE SUPPLY , SUPPLY VOLTAGE 240/415

0 Answers   DEWA, Growth,

---

HOW TO CALCULATE SINGLE PHASE AMPERES IN 3 PHASE TRANSFORMER? GIVE AN EXAMPLE PLZZZ

1 Answers  

---