Which power will flow first if we switch on a motor? Active or Reactive? How?

5 Answers   NPTC,

---

1]how the voltages and frequency are achieved on ships. 2]how does the line and phase voltages are related on ships.

3 Answers  

---

What is spike & surge.

2 Answers  

---

How much kv gas generator is needed to run 2 hp and 1 hp airconditioners, plus a refrigerator and 4 Tvs

1 Answers  

---

seromechanism

4 Answers   Bhel,

---

how to find out this one mcb r mccb?

4 Answers   L&T,

---

why the air gap is necessary in the transformer core

1 Answers   Eskom,

---

what is called star connection and delta connection also purpose of this connections?

3 Answers   Siemens,

---

what is wave trap? And how it works?

3 Answers  

---

How Many safety of Air circuit breaker

2 Answers  

---

IN star -delta motors normally first operated in star mode {absulated given (r-y-b) phases after one miute change in delta mode in this case i am change phase sequience for example R -PHASE TO CHANGE Y-PHASE ;Y-PHASE TO CHANGE R-PHASE SO THIS TIME MOTOR WILL HAPPEN RUNNIG MODE EIGHTER(OR) STOP MODE(TRIP MODE)

6 Answers   MacLellan,

---

how can we choose the size of road crossing pipe for power cables

2 Answers   DLF,

---