Answer / bhupatmeer

Like p=√3vicosphi

line vltage of three phase distribution transformer is 433v and phase voltage is 250v,but we required 230v for domestic distribution,then how we reduce phase voltage of transformer

5 Answers  

---

How to calculate the value of earth capacitance in a transmission line.

0 Answers  

---

what is the difference between surge arrestor and surge supressor

1 Answers  

---

How can I model an open-delta ground transformer for a network supplied by 4 unit GTG and power transformer in ETAP?

0 Answers  

---

What is the main use of rotary phase converter ?

0 Answers  

---

In a 3 phase,400v,4 wire system, 2 incandescent lamps, one having 230v,100w and the other 230v,200w are connected between r phase- neutral and y phase-neutral respectively. If neutral wire breaks which lamp will fuse first and why?

3 Answers   Eskom, SSC,

---

What happens if a three phase induction motor is suddenly single-phased while running? Which type of winding connection will be affected?

22 Answers   B4S Solutions, DRDO, FACT, SL Electricals,

---

WHY CFL can't made in shape of bulb.

5 Answers  

---

plz tell me about BACK emf and how it generates?

2 Answers  

---

OHMS LAW

9 Answers  

---

what is the use of commutator in dc motor if we supply ac ? commutator is used to convert ac to dc.and it is used to arrange the flux in unidirectional in case of dc supply. if we give ac as supply to dc motor what is the use of commutator?

0 Answers  

---

Why we get neutral from EB department, if not what will happen if we use earth instead of neutral? what is the result at the time of monsoon or rain with thunder and lighting ?

1 Answers  

---