ouestion for the post of section engineer

1 Answers   BSNL, RRB,

---

Battery is a voltage source? give one example of current source and why?

0 Answers   Suzlon,

---

Differentiate between ideal and non ideal current sources?

0 Answers  

---

Three phase star connected PT transformer primary side one phase fuse is blown what will be the output in secondary side(Secondary side also three phase star connected)

2 Answers   Sun Pharma,

---

What is the function of electron gun used in crt?

0 Answers  

---

---

what's the meaning of the negative going half cycle in the circuit containing a bulb and a switch in series with a input ac source. i mean what happens in the -ve cycle. the dir. of current changes or any other thing. if dir. changes then why we use fuse in only phase wire.

2 Answers  

---

why in three phase 440 circuit in all phase current is almost equal L1-35 A,L2-34 A ,L3-31 A but in nutral when i check with clamp meter it shows 25 A?

4 Answers   OPS,

---

what is diff b/w electrical & electronics ?

6 Answers   Bhel, UltraTech,

---

What is difference between ON delay and OFF Delay Timer?

7 Answers  

---

what is power factor

5 Answers   Exide,

---

what is high - pot test. what's its use?????

0 Answers  

---

Can a transformer be used as voltage or current amplifier?

3 Answers   BPDB, REB, Riaz,

---