What is the value of specific gravity in charged lead acid batteries.

11 Answers  

---

what is different between DIGITAL and ANALOG?

2 Answers  

---

How Calculat the Cable Sizing of HT/LT System & Explian by one Exampal?

1 Answers   Siemens,

---

can we use metering current transformer as protection current transformer if not why? & if yes why?

5 Answers   Wartsila,

---

how to calclate fault level

2 Answers  

---

Why we apply only reduced voltage to the alternator while conducting slip test ? also the current increases to a larger value with reduced voltage itself Why ?

1 Answers  

---

why transformer not used to starter

1 Answers  

---

i have applied for the post of RRB section engineering chennai board please send me previou papers and solved answer. my mail id jagarapusrinivas@gmail.com

0 Answers   RRB,

---

why we usually call 415 volts instead of 440 volts

3 Answers   S Tech,

---

What is the function of Igniter in 250 watt HPMV street light?

1 Answers  

---

What is meant by derating factor?

0 Answers  

---

If NO contact of relay gets supply from other sources or other part of circuit and at a time relay coil activates,then current will flow in which direction & will it cause to damage relay??

1 Answers  

---