why are the a.c.series motors preferred for electric traction

4 Answers  

---

which is more dangerous AC\DC supply

3 Answers  

---

how to get electrical supervisor competency certificate in gujarat. i did 3 year diploma in electrical

0 Answers  

---

what is the soft starter principle? how is connection diagram? what is the procedure for checking the connection?

0 Answers   Siemens,

---

What kind of preventive maintenance are there for AC generator?

1 Answers   Gulf,

---

---

Assuming that a dedicated neutral earthing transformer is provided for each GT generator, when the two generators are running in parallel, has consideration been given that the earth fault current from one generator stator winding be split between the two neutral earthing transformers? If so, what adverse impact will this have on the operation of the 59N and 27TN devices?

0 Answers   Quest,

---

I Just want do EHS Certified Certification Distance Course From Govt approved,so can any body provide me details.

0 Answers  

---

is it possible to have dc motors on single chip

0 Answers  

---

why we use separate earthing for two seprate machine??

1 Answers  

---

what should be the air clearence between phase to phase, phase to earth in Medium voltage switchgear for 3.3kv,6.6kv,11kv,22kv and 33kv? Which is to be referred for this?

1 Answers   DLF, Sanmar, SEC,

---

there is a # KVA Transformer of 11 KV/440V, in simple(not use formuia) how can you calculate it's HT & LT side current.

5 Answers   Construction, wbsedcl,

---

how to select a capacitor, i mean we use 3.5 mico ferad cap for a celling fan,but how to select a cap for 1h.p motor,etc.........

1 Answers  

---