what is units of resistance

3 Answers  

---

How to Decide(calculate) Bush bar size for copper and aluminiam ?

0 Answers   Essar,

---

what is effect of 5amp fuse on 2mva pry protection of transformer

0 Answers  

---

dear all, in motor operation , motor is of 100 hp and bimetal relay setting is 130 amp, if relay is getting tripped on 120 amp balance current what can be the reason? Relay is newly replaced. I dont know but is there any frequency effect in thit case? Can frequency variation affect bimetal relay operation?

1 Answers  

---

TELL ME WHAT IS INDUCTOR AND CAPACITOR WHAT IS IT BASIC OPERATION ANDFUNCTION?

0 Answers   ABC,

---

---

What is the function of stater in tube light circuit?

2 Answers   SysArc,

---

What is the disadvantage in proportional controller?

0 Answers  

---

for 8 mva 33/11 kv transformer what will be the setting of differential relay on which it trip & what is the HF setting in this relay

2 Answers  

---

in india why the generating voltage is like 11kv,22kv etc

1 Answers   Alstom, Ford,

---

In separately excited m/c,we excite the field by a dc source,what not with ac source?

1 Answers  

---

What is mean by Power factor

5 Answers   Fenner,

---

how are reversing the direction of dc motor

0 Answers  

---