What are the advantages & disadvantages between analogue & digital communications?

3 Answers  

---

Explain what is pulse logic system?

0 Answers  

---

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

0 Answers  

---

Explain the operation of 3φ bridge inverter for 1200 degree mode of operation with aid of relevant phase and line voltage waveforms?

0 Answers  

---

What is the difference between a multiplexer and encoder? Also what is the between demultiplexer and decoder?

0 Answers  

---

Explain what is angle and amplitude modulation? What is noise in modulation?

0 Answers  

---

Iam appearing for rrb exam for juniour electronics engineer post what kind of questions would be asked?i am an electronics engineer and have completed diploma in electronics please suggest some study material or links or books

0 Answers  

---

What is the need for frequency compensation in practical op-amps?

0 Answers  

---

what are the advantage of pmmc?

2 Answers  

---

1.support that band limited signals are not realisable. and realisable signals are having infinte band width

1 Answers  

---

mnemonics can also be called?

2 Answers   BSNL,

---

I want the technical question with answer for RRB J.E.exam

1 Answers   RRB, Venkys,

---