what is formula of illumation calculation

0 Answers  

---

what is relation between vector group of transformer and its load hormonics?

1 Answers   Sanmar,

---

what is the difference between brushed alternator ,brushless alternator & permanent alternator ?

1 Answers  

---

What is different type of Electrical curve and how it protects the equipment's while up-normal situation?

0 Answers  

---

why genarator genarating voltage 11 KV?

0 Answers  

---

---

SIR, GIVE ME OPGW SAG CALCULATION FORMULA I AM DAE ELECTRICAL. THANKS

2 Answers  

---

why does rotor rotets?

0 Answers   IBM,

---

1) What is difference b/w impedence relay and differential relay? 2) what are substations equipments? 3) what is difference b/w circuit breaker and isolator? 4)what are the types of circuit breakers? 5) which medium is mostlty used in circuit breakers and why it is used?

1 Answers   NTDC,

---

What is the PIU.

1 Answers   Jindal,

---

Can we use the 60 HZ transformer/rectifier/Motors/Coils in 50 HZ? if not so, why?

3 Answers  

---

what are the applications of PLC?

0 Answers  

---

what is the difference between earth and unearth cable?

1 Answers   Essar,

---