How to control speed of DC motor with AC power?

7 Answers   vguard,

---

can any one help me out by posting something related to rvnl interview for site engineer electrical.? what is the procedure? what kinda question they ask us? how long the interview goes? and any tips? and any thing you want to share?

0 Answers  

---

How the power factor is more in high speed machines

1 Answers  

---

how to determine capacitor bank capacity of one plant..

2 Answers   Dalkia, SPDC,

---

A ceiling fan moves Counter clockwise & a pedestal fan clockwise.....y the difference????

5 Answers   Alstom, NTPC,

---

---

why different series of vfds (like allenbradley)are used in industry ?

0 Answers  

---

what is meant by LT & HT?

5 Answers   ABB,

---

How many turns are there in primary winding? (In Transformer)

0 Answers   Philips,

---

how meger function

0 Answers  

---

does buccholz in a transformer use batteries

2 Answers  

---

Why do we use center tap transformer that used with portable tools

0 Answers  

---

how can i get elcctrical supervisor license & Certificate of competancy in gujarat? i have completed my B.E (Electrical) course from gujarat.

2 Answers   NTPC, Welspun,

---