why airtel use + 24 volts and other operators use -48 volt

2704

---

What is the bowing depth after stressing of PSC Girder of various spans and various dia of strands?

2352

---

How to score well in examination of MCA(engg) december 2012? please reply soon........

1877

---

Calculator battery power goes down to 1V from 1.6V in 15 days... What could be the reason?

2545

---

how to get electrical supervisor competency certificate in gujarat. i did 3 year diploma in electrical

2636

---

what is stroke check for field instument transmetter's & AOV's

2260

---

what is the process for double acting cylinder pneumatic for 32' v/v

2134

---

sir i want polytechnic lecturers model papers plzzzzzzzzz send me my mail id: manisri.bobbala@gmail.com

2694

---

can any one suggest me the tilt angle of my solar pannel ?? or tell me how can i know the fix tilt angle of my solar pannel?? my cordinates are 31.503629,72.993164.

1857

---

What is the difference between race and race around condition

2247

---

how to differentiate a mpcb,mcb with a contactor? Explain their working operation

2302

---

How will you reduce the concrete flow after mixing the concrete

2243

---

What is the formula to calculate how to find the amperes in 1ton and how many btu

2169

---

How Can I calculate for the photometrics requirements for a street lighting? Data given are: 45 units of 6 meter light pole with 150 watts metal halide lamp, 220 volts and installed in a promenade area.

2150

---

can i get hindi version of is codes based on civil engineering?

4419

---