WHAT IS THE DIFFERENCE BETWEEN RESISANTANCE AND IMPEDANCE IF IMPEDANCE IS MORE THAN RESISTANCE AT SAME VOLTAGE CAN WE HAVE RELATION DERIEVED BETWEEN THEM

4 Answers  

---

whats the reletion betweet flow,pressure,head,rpm and motor rating?

1 Answers  

---

Why consider motor rpm to select capacitor for motor

1 Answers   KSEB,

---

How to calculate D.C load current?

3 Answers  

---

How to confirm the Phase shifting Transformer VECTOR GROUP relation , as below ZNy11.45d10.45-ZNYy0.15d11.15

0 Answers  

---

In a 3 phase squirrel cage induction motor why does rotor rotate? will 3 phase transformer rotate like a motor if it is placed on bearings and powered up? give reason

10 Answers   Siemens,

---

What is battery Amphere-hour? How the battery back up time period is calculated?

2 Answers  

---

How can we parallel two transformer with vector gorup YNd11 and YNd1?How is connection two transformer GT?

3 Answers  

---

what is vibration?

2 Answers  

---

What is the diff. between two phase & three phase supply.

7 Answers   Crompton Greaves,

---

IN bateery size of positive is biger than negative .why?

8 Answers   Power Grid,

---

A 3 phase transformer's (Y-Y) Y and B phase is (Y and B connection not broken) broken from neutral and R and Nutral connection is ok, what will be the relay tripping and why

0 Answers  

---