how we can select a transformer based on a particular load. suppose we have 4 motors of rating 40 h.p , 50 h.p, 80 h.p & 100 h.p. then what rating of transformer we can select. urgent. pls reply

6 Answers  

---

what is rotating transformer? what is the uses of it?i mean applicaitons?

5 Answers   First Lead,

---

A T-T transformer can not be parallel with transformer A V-V B star-delta C star-star D delta-delta

1 Answers  

---

What is stray current in DC Traction?

2 Answers   L&T,

---

How to distinguish between the armature wires with the field wires of a Dc motor ?

5 Answers  

---

---

what is mean by marshalling box in transformer?

8 Answers   Reliance,

---

explain the functions of main isolation switches

0 Answers   Zesa,

---

How many points can we have in AC Circuit? Show by giving suitable example?

3 Answers  

---

how hazordious area is classified at an oil & gas plant and categorise suitable class of electric equipment in that area like induction motors, LCS, Lighting Fixtures Fluerescent/Flood lights Mercury& sodium lights, J.Bs, Power Cables etc

2 Answers  

---

What is DC power factor??

2 Answers   HCL,

---

which on of the transformer have more core losses and why? 1. Distribution Transformer 2. Power Transformer

5 Answers  

---

how we start 40w tube light with 4 diodes,2capacitors,1 choke and without starter.(a product avilable in market which lights burnt tube lights also)

0 Answers  

---