Electronics Communications Interview Questions
Questions Answers Views Company eMail

Why is modification of signal required for transmission Over channel?

5 5402

what is vswr?

NSN, TATA,

2 5610

What are the main advantages of synchronous circuit?

ABC, CTS,

2 5212

areas for improvement

2064

what is setup time and hold time for a flip flop??

5 6742

What is RX lev sub & Rx lev full

2752

what is the procedure of a call? MS to MS STD. i want to know about the questions of telecom. plz send me on my mail id. friends also can send me ....... my mail id is suneel.ec31@gmail.com

Lucent,

1730

What is diff b/w FIFA,FIPA,FIEA....?

NSN,

2922

WT is technical detail and Function or working of these cards 1. POWER CARDS 2. BB2F 3. Trx 4. BOIA CARD 5. ALARM EXTENSION SYSTEM 6. RRI CARD 7. COMBINER 8. DUPLEXER

NSN,

1672

what is function of FIU 19,

NSN,

3 8438

Why we are using SDH Microwave instead of PDH?

HFCL,

2 4287

HOW many Types of Protection we are using in SDH?

HFCL,

3 7528

What is main difference in PDH and SDH Tech.

3 8312

can any one tell difference between 802D and 810D???

Siemens,

2887

What can be the reasons of a Call drop?

GTL, Haier,

11 23351


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Un-Answered Questions { Electronics Communications }

The magnitude of the gain or integrator transfer function using op-amp is A WR1Cf B -1/WR1Cf C -WR1Cf D 1/WR1Cf

1393


By referring to the barkhausen criterion and conventional circuit's analysis,show that for the Wein Bridge oscillator to oscillate,the voltage gain (Av) of the op amp must be set to 3 and the feedback ratio must be 1/Av.. Anyone, please help me!

3007


Explain why gold is added to the p-n junction?

593


What is the height of ESMA card?

1602


What is step down chopper?

593






hi...i had completed B.E.in Electronics & Communication.i had applied Section Engineer in railway recruit ment 2012.I need previous year exam papers.

1609


What losses occur in a thyristor during working conditions?

763


what is the purpose of joining engineering?

2340


My lcd monitor not showing boot screen[dos]. Whenever I start the pc it shows blank screen till the windows xp starts. will you help me to solve this ?

1628


What is meant by retrace time?

567


How to Create the Node file with 2 E1 (4+4+4) & EDAP.

1425


Explain what is a differential amplifier?

561


what is difference between controlnet,devicenet protocol?

2057


What is meant by small signal amplifier?

596


Discuss the need for biasing the transistor.

559