why a three phase induction motor cannot run at synchronous speed ?

7 Answers   RUET,

---

what is the breaking capacity and making capacity of circuit breaker and how

0 Answers  

---

what is H.T?specify the range?

6 Answers  

---

SSC JE ELECT.

1 Answers   CPWD, SSC,

---

ELCBs are installed for protecting humans from AC leakage current.Is there a device which protects humans from DC Leakage current??e.g.leakage from batteries...If not,then why so???

1 Answers  

---

Induction generator has = A negative speed B negative slip C negative voltage D negative current

2 Answers  

---

Can we use HRC fuse inplace of semi conductor fuse ? What are difference between them?

3 Answers  

---

What is the difference between newtral earthing and body earthing?

3 Answers   JK Lakshmi Cement, NPCIL,

---

explain harmonics in simple words..........

3 Answers   HMT,

---

How can we calculate the KVA rating of a Distribution transformer from its core details?

0 Answers   ABB,

---

What is Instantaneous Earth fault relay,how will work

0 Answers  

---

what is a motor

5 Answers   Eskom,

---