i want the formula of total eletical knowledgement

1 Answers  

---

Why the resistance grounding (NGR) is better than Solid grounding?

5 Answers  

---

What is the effect of earth capacitance

3 Answers  

---

What will the effect on a motor designed at 60 HZ, and operated on 50 HZ ??

8 Answers  

---

Why do we generate 3 Phase AC Supply? It is possible to generate 4 Phase and 5 Phase explain it?

4 Answers  

---

What is the difference Marshaling box and RTCC (Relay tap changer circuit) Panel of transformer ?

1 Answers  

---

how can a race around condition be eliminated using master slave flipflop?????

3 Answers  

---

what is IP 55 & IP 54 ?

1 Answers  

---

Dear Sir, we met a disaster with our 62.5 kva genset, after rewinding we informed by our contract engg that due to return current coming in neutral & impropper earthing this happend. But after all set up & load balance we checked & found again we have about 20 to 32 amp return current on neutral. we have 12 airconditioner + 12 mini fridge on single phase line. Pl suggest any idea to solved this problem

3 Answers  

---

hi.. i am krishna. i've complide my diploma engg.in electrical.i applied many places for jobs.but i am always fear from written test.ican't get success in it. i think my basic engg. is weak..show me some idea please..!

5 Answers  

---

Determine the BTU size of an aircon for 20 sq metre room

0 Answers  

---

If there is volagte between earth and neutral, what should be the reason ? and solution * What should be allowable limit in case, if the voltage between earth and neutral exist ? / OR what is limit for safe voltage between earth and neutral?

3 Answers  

---