Answer / sheikh

whenever we got 2 or 3 wires which has different polarity
and ready to connect to any electrical appliances but not
completed the path then this called P.D and when path will
be completed via electrically operated appliances and work
is started along with flow of current then it called EMF

WHAT IS SEMICONDUCTOR? EXPLAIN DETAIL. FOR EXAMPLE TAKE A PENCIL.THE LEAD IS MADE UP OF GRAPHITE IT IS A CONDUCTOR.THE OUTER COVER IS MADE UP OF WOOD IT IS INSULATOR.PENCIL IS A SEMICODUCTOR MATERIAL.

5 Answers  

---

i karmveer bharti persuing b.tech . plz send me syllabus and name of reference books. for preparation of section eng.

0 Answers  

---

In single core cable, Why non-magnetic material is used??

1 Answers  

---

lorteny method

0 Answers  

---

how brushed dc motor operating ?

0 Answers  

---

why control circuit voltage always chooses to be 110v and 220v? and in where it is 110v and 220v? and in where it AC and DC?

2 Answers  

---

how the fan is switched off immediately switching off the switch?

2 Answers  

---

what is the disadvantage if earth is connected to neutral

6 Answers  

---

Safety measures in air circuit breaker

5 Answers   Megatron Solutions, TCS,

---

DIFFERENCE BETWEEN GROUND AND NEUTRAL?

4 Answers  

---

why threre are two parallel lines in transformer's symbol?

11 Answers   NTPC,

---

how i run d.c. moter with solar panel without use of battery?

1 Answers  

---