Ns=120f/p. what is 120?

10 Answers   IAR, L&T, Ramada, Toshiba,

---

what is the different betweem earthing and neutral?

8 Answers  

---

what is meant by carrier aided trip protection in transmission line

0 Answers   GE,

---

How does a star connection and delta connection work? How does the star connection save starting current and how does it change to delta?

3 Answers  

---

The armature of shunt dc motor has 0.8ohm resistance and motor is to run on 120V circuit.If motor is suddenly thrown on circuit while armature at standstill then current drawn by motor will be??Also back emf in normal running is 110V

2 Answers  

---

What is the fusing factor ?

4 Answers   MESCOM Mangalore Electricity Supply Company Limited,

---

For 33 kv HT line how much amps fuse to be fitted pls explain with formula

1 Answers   Suzlon,

---

What is Surge Capacitor? Why it is require in Generator Circuit Breaker,inspite of surge arrester?

0 Answers  

---

what is diff. between earthing grid,earthing mess, earting grid?

0 Answers   Century Rayon, Emco, Tailor Solution,

---

what sq.mm copper pvc wire need for ac load current 25amps for 230v ?

4 Answers   Khadamat, Siemens,

---

Hai I have 2500KVA,Transformer,13.8KV/380.DELTA/STAR.How much load that I can take interms of current?How can I calculate also when I have loads in KW?

10 Answers   L&T,

---

why we usually call 415 volts instead of 440 volts

3 Answers   S Tech,

---