what is the difference between arc and spark

2 Answers   ABB, Jindal,

---

Why HT cable have only 3 core ?

10 Answers   Jindal, McDermott,

---

what is anti-pumping relay and the significance of it in a switcgear cb control system?

1 Answers  

---

What is C check in a diesel generator and what are parts and what has to be done during the C check

4 Answers  

---

Why the bypass and blocking diodes are used in solar modules?

1 Answers  

---

I have 2 KW electric water heater.I am gonna use it in controlling water temp.so I needed to increase or decrease the heating capacity.is there any electrical-electronic circuit for varying the resistance & so current?

1 Answers  

---

Why CT secondary is grounded?

11 Answers   GE,

---

11 kV line deraction check by an Engineer.

0 Answers  

---

is starting current of induction is high or stating current of ransformor is hign ,for the same rating

12 Answers   BARC,

---

what is mean by VCB colour code..???

1 Answers   Student,

---

What is A check, B check, C Check & D check for a diesel Generat

0 Answers   Jtekt Koyo Bearings,

---

hi plz send me reliance placement papers..i.e electrical technical papers that have been asked in reliance test.

0 Answers  

---