Answer / b janardhana rao

Normally in alluminium 1 sqmm we consider 1 amp, In copper we consider 1.5 Amps. And also its depends on wire of Insulation. Amps withstand the insulation. Isulation is good we can put it more Amps. So its depends on insulation of the cable.

why the emf of a cell more than the terminal voltage when the cell is delivering current?

4 Answers  

---

What is full form of ELECTRICAL?

3 Answers   Changwoon, DP World, Electrical, GSS, HCL, ITI, L&T, Maruti Suzuki, MCC, SMR, Somany Ceramics, TRDP, Wipro,

---

Pleasd Tell Me..... In Generating Stations Why The Generation Of ELECTRICITY Is In 3 Phase Form?? OR In Generating Station Why We Generates The ELECTRICITY In The 3 Phase?? Why Not In The 4 Phase, 5 Phase Or 6 Phase Form??

3 Answers  

---

5MVA TRANSFORMER SUDDENLY FAIL WITH THE PRV TRIPPING AND LARGE AMOUNT OF OIL SPREAD OUT? SO IT CAME BACK WITH THE REPAIRING WITH REASON THAT IT FAILS BCOZ OF TRANSIENT EFFECT? SO PLZ EXPLAIN HOW DOES IT HAPPENED?

1 Answers  

---

What will happen to magnitude of voltage of other two phases if one phasw will touch the ground?

3 Answers   Construction, NPCIL,

---

pls,send the previous year written test questions.

0 Answers  

---

what is the Earth Voltages in Power Plants, Sub-stations, Industries, Residential & Commercial Buildings.

0 Answers   Power Grid,

---

why on axial hitting up of air blast on hydrogen produced in oil circuit breaker,temperature rises of the core of the arc?

0 Answers  

---

Whet is IGBT.How it teste

2 Answers  

---

What are the applications that use Solid State Drives in your home?

1 Answers   L&T,

---

While miss missed name platform fo electric motor how to calculate simple fourmul,?

1 Answers   ABB, ABC,

---

how i caculate the cable size for power factor correction unit for example 300kvar

1 Answers  

---