what is function opto-coupler?

1 Answers   Saudi Ceramics,

---

What is an amplifier?

0 Answers  

---

how to interface PC and 8051 microcontroller using bluetooth

3 Answers  

---

I have recieved an interview call from HECL that is Heavy Engineering Corporation Ltd, Ranchi , Jharkhand. Can you please provide me some Electronics and Communication questions for preparation as early as possible since I am left with just one week.

0 Answers  

---

Which of the two semiconductor materials si or ge has larger conductivity at room temperature? Why?

0 Answers  

---

---

hi sir i completed my b tech in ece in 2009 and i am interested in railway jobs and plz provide me with what type of questions will they ask along with model paper and my mail id is vaseem_basha@yahoo.co.in plzzzzzzzzzzzzzzz

0 Answers  

---

hello i have applied for group 2 exams but i didn't got my hall ticket till now can anyone please tell me what to do.

0 Answers  

---

Write down the expression for average output voltage for step up chopper?

0 Answers  

---

What is pass band?

0 Answers  

---

what is the different between gsm and cdma?

0 Answers   Reliance,

---

WHAR IS DIFFERENCE BETWEEN NMOS AND PMOS?

7 Answers  

---

Why is zener diode used as a voltage regulator?

0 Answers  

---