wht diff bet single & three phase?

3 Answers  

---

What size of a UPS can support a NetGear ProSafe GS752TP Switch (512.8W), up to 4 hours? What size of battery(s) needed & how many?

0 Answers   Omni Globe International,

---

what is a voltage follower?

0 Answers  

---

Dear All,I have RRB exam on 19th dec Plz send me the Last 5 years RRB Q&A of Electronics & communication Dept to mail id sham28sharieff@gmail.com.. please frnds if u do have the Q&A.. Plz send it..

0 Answers   RRB,

---

Given a collection of points P in the plane, a 1-set is a point in P that can be separated from the rest by a line; i.e. the point lies on one side of the line while the others lie on the other side. The number of 1-sets of P is denoted by n1(P). The maximum value of n1(P) over all configurations P of 10 points in the plane is

6 Answers   TCS,

---

---

what is a lagging current

3 Answers  

---

what is Global Call

0 Answers   Intel,

---

hai i am balaji now i applied for the post of section engineer in rrb chennai............ if any body know the question peper and pattern of written exam please send to me

0 Answers  

---

What are the different types of communications?

0 Answers  

---

Which channel is used for SMS?

3 Answers  

---

Explain am and fm.

0 Answers  

---

Name some of the voltage driven (voltage controlled) devices?

0 Answers  

---