Answer / abbas krishnagiri

RMS= root mean square value = Im/root2
average value= 2Im/py

what is difference between co-generation and captive power plant?

3 Answers   TATA,

---

how many units consumed by 8.5 ton ductable split ac in one hour in 3 phase?

2 Answers   Servis,

---

what power factor should we maintain to get maximum benefits our organisation load is 10 MW? is it best to maintain the PF at .96 rather than Unity to save electricity bill?

1 Answers  

---

Can you any one explain different between instantaneous over current and IDMT

1 Answers  

---

how do we calculate cable sq mm size,that if 50 A load

2 Answers   GTL, PowerTech,

---

---

For the same power rating,which motor is bigger in size,AC or DC?

9 Answers   Bhel,

---

1.protection used in transformer ? 2.Why breather called breather ? 3.Working of conservator tank.? 4.Speaker of parliament ?

4 Answers   Power Grid,

---

how many amps in 1 KVA? V=440v, PF=0.8 and FREQ=50Hz

22 Answers  

---

If a three phased motor or not working phased change on poles so how to find which one red yallow & blue

1 Answers  

---

The transformer which is smallest in size is and how to calculate that? The options are 100 KVA, 50 Hz 100 KVa, 100 Hz 100 KVA, 25 Hz 50KVA, 25 HZ

4 Answers   Ranbaxy, Zee Laboratories,

---

how to find motor contactor rating and bimetalic relay rating? of 30kw motor which will operate on star-delta starter?

6 Answers   HCC, L&T,

---

Which modulation has higher data rates a.fm b.am c.qam d.qpsk

1 Answers   NTDC,

---