Answer / bhabanipattanayak

As auto transformer contains
only one wdg. It uses less
copper. So copper loss is less
in auto transformer. So it's
efficiency is more than 2
wdg. Transformer.

Answer / pradyumna171

Autotransformer works on principle of self induction ie primary and secondary windings kept one side series and copper loss is more than transformer so it has less efficience.

without name plate detail of blower how we can find out the HP & Rpm ? the input voltage is 230v single phase

1 Answers  

---

what is the earth current,reverse power,electrical trip generator short circuit,low voltage, high voltage please discribe me

0 Answers  

---

a starter used for squirrel cage induction motor?

0 Answers  

---

how much percentage set in transformer diffrencialrelay

1 Answers  

---

What is difference between stable and steady?

1 Answers  

---

what should be the value of helathy insulation b/w two cores of LT cable.

2 Answers  

---

What is fuction of NGT/NGR using in Generator.

9 Answers  

---

Why earthing transformer used in Distribution Sub-Station?

3 Answers  

---

What does CDG,CDAG,CAG,VAJ,VAJH,VTT,VAZ,VAA etc. stands for in case of relays and can anyone answer to decode this codes C,V,D,G,A,X,TT,J,JH etc

4 Answers   HNL,

---

how many units consumed by 8.5 ton ductable split ac in one hour in 3 phase?

2 Answers   Servis,

---

what is rms value?

3 Answers  

---

HT and LT cables can be laid on same cable tray

1 Answers  

---