what is the tolerance of electrical frequency for India? it's .5% or 1%?

8 Answers   Engro,

---

what does the word synchronous mean in 'synchronous machine'

3 Answers  

---

working principle of oil startar

0 Answers  

---

without any theoretical calculations, can u approximately tell the current rating of a motor(above 30hp)working at 415VAC.

7 Answers  

---

why conductors of low tensile strength 1)produce greater sag and 2)can not be used for larger spans

1 Answers  

---

What is the disadvantage in proportional controller?

0 Answers  

---

how much earth resistance consider to commissioning the transformer?

3 Answers   Deccan Cements,

---

Hello sir. if u have electical engineering exam paper then plz mail me at bhumika_1187@yahoo.co.in. i m appearing exam for HPCL.

1 Answers   HPCL,

---

what happen if the battery is charged by more than one source ,for ex: connecting data cable to laptop & charger pin to source supply ? 

2 Answers  

---

IN 6.6KV 3 phase switch gear .i will give 6.6kv to R phase only to earth in during H.v testing (through H.v KIT).what happen remaining phases.how much voltage get remaining phases.why? explain.

1 Answers  

---

Why don't we provide SURGE ARRESTORS for Transformer feeders?

5 Answers  

---

why transformer are rated in KVA not in watt?

7 Answers   DMRC, L&T, TCS,

---