Answer / k.prakashchandra

The metal body is used for grounding.I think grounding is
not done to avoid arcing

Answer / prashant sharma

body earthing is done by using an insulator

why the frequency and voltage in india is 230v and 50HZ. when compared to USA say 110v and 60 HZ.

0 Answers   Alstom,

---

current transformer balance the power level on both sides. e.g in case of step up, at secondary side voltage rise but current decrease and vice versa in case of step down transformer. but how this power level remains same in case of current transformer and voltage transformer

0 Answers  

---

The ratio of white balls and black balls is 1:2. If 9 gray balls is added it becomes 2:4:3. Then what is number of black balls ?

3 Answers   CTS,

---

What is the current carrying capacity of 0SWG,3SWG,10 & 12 SWG solid bare overhead copper conductors?

0 Answers   HAL,

---

why measure the gravity in battery?

2 Answers  

---

---

why there is a humming noise in transformer

6 Answers  

---

What is Dry type transformer.How it works

6 Answers   Vatika,

---

1.what is difference in maintain Hz again Hz in USA ? 2.how to calculate the battery AH? 3.why are yearly maintained in transformer how many tests in required?

0 Answers   Areva, Google,

---

What is the formula for calculating Transformer Losses & Efficiency. I want to compare the Transformer efficiency at different loading condition.

6 Answers   Rays Power Experts, Techser,

---

what is single phase motor?

5 Answers  

---

what is frequancy

7 Answers   TCS, Torrent Power,

---

what are fluorescent lamps (fluorescent fixtures) & what are incandescen lamps (incandescents fixtures) ? differences between these two ?

1 Answers  

---