what is use of capacitor in fan

8 Answers   ABB,

---

how the direction of rotation in a dc shunt motor could be reversed?

2 Answers  

---

What kind of battries are generaly used with Disel Generator?

1 Answers   Exide,

---

1.what is the contact resistace of CB ? 2.radioactivity should be mesured with---------?

3 Answers   Power Grid,

---

What is frequency?

4 Answers   BTCL, TCS,

---

---

What is nichols chart?

0 Answers  

---

1.What is isolators and bus bars?give answer in details

2 Answers  

---

power requirement of an l.e.d?

2 Answers  

---

What does the term power factor shows?

0 Answers  

---

What will happen if a dc source is given to a tubelight. Will it work or wont it work....

0 Answers  

---

If we have 630kva step down transformer to operation 3 phase motor 150 kva which size of cable is used? at circuit breaker to 3 phase motor or to electrical board

1 Answers  

---

in delta connection, why motor rotate in high speed compared to star connection?

2 Answers  

---