Answer / anuradha

Copper loss of a transformer depends on current and Iron loss on voltage.Hence total transformer loss depends on volt-ampere(VA) and not on phase angle between voltage and current i.e.,it is independent of load power factor.

Answer / parameshwaran30

TO MAKE PRODUCT OF VOLTAGE AND CURRENT

could u tell good coaching institute for RRB Exams?

2 Answers   RRB,

---

yyyyyyyyyy

0 Answers  

---

Heat is produced by 1 ton A.C

3 Answers   RRB,

---

Sir. I got the Call Letter of the RRB Allabahad for the post of SE(lectrical). Please send me All RRB Allahabd Raiway Solved Paper in the year of 2005 to till date. I requested send me paper of the my ID As soon As Possible. (This is Very Urgent) Thank you'

0 Answers  

---

I want previous rrb enteranse exam papers in section engineer. please send that papers to my id sravanmakham@yahoo.com

24 Answers   RRB, Section Engineer,

---

Hi Frenz can anybody send me the solved question papers of the RRB EXAMS

0 Answers  

---

When one-fourth of a number is subtracted from one-third of the same number 12 is obtained. The number is (1) 63 (2) 72 (3) 120 (4) 144

2 Answers  

---

The use of which of these would you consider the most suitable for testing the resistance of the insulator of a cable? (a) Ohmmeter (b) Lamp tester (c) Capacitor bridge (d) Megger

5 Answers  

---

FRICATION FORCE ALWAYS OPPSES TO ..................

3 Answers   RRB,

---

sir i am doing mca what type of jobs there in railway

0 Answers  

---

Sir, I have applied for the of section engineer at RRB Bangalore. please send me all RRB-Bangalore solved papers in the year of 2001 tO till date. i requested send me the papers to my id as soon as possible.My exam date is 10.08.2009 (This is very urgent)

0 Answers   RRB,

---

S.I. Unit of temperature represented by -

3 Answers   RRB,

---