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Electronics Communications Interview Questions
Questions Answers Views Company eMail

in optical fiber cabels, which type of losses can be occured, and how the signal-loss happens?

2 4607

In order to find out stack fault of a three input nand gate how many necessary input vectors are needed ?

4992

how synchronous motor use to improve the power factor

2046

difference between ac and dc

Alstom, BPL, Ford, HCL, Wipro,

10 15016

On what principle the sonar/ radar works

3 7274

what is the exact difference between zener breakdown voltage and avalanche voltage??

TCS,

3 7466

There is a toy train that can make 10 musical sounds. It makes 2 musical sounds after being defective. What is the probability that same musical sound would be produced 5 times consecutively? ( 1 of _____) ?

TCS,

2 5496

1.what is the difference between snr and cnr?why cnr is used in satellite communication? 2.prove that power spectral density of gaussian noise os n/2

3207

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

1 4385

wath is this mining of hlr

Nokia,

2274

how to know what resistance is required to stabilse the ckt performance

1970

Is oops object oriented programing system??or structure??

1 3392

Where will be the actual address of the subroutine is placed for vectored interrupts?

Cisco,

1 6125

what is the problem with parallel communication?

6 8623

can i get all books inrpidshare

1858


Post New Electronics Communications Questions

Un-Answered Questions { Electronics Communications }

The function of a transistor used in any of the ics is to perform switching action and not amplification. Then why diodes are not used instead of transistors as diodes also exhibit the same switching action?

1098


What is q-meter?

1047


Explain digital circuits?

1055


How can we remove unwanted sideband from ssb modulation?

945


What is a bcd?

1038


What is the necessity of heat sink?

1049


Can cassette ac indoor unit be put into window

1409


What is the importance of valence shell and valence electrons?

1055


How to increase the gain and directivity of an antenna?

3641


Is fan out of ECL logic family is high?give reason for yes or no?

2254


define break freq?

1968


what is E1 ? and how this is work,what is data rate of 1 one E1 and why?

2603


What is half duplex transmission?

989


Why does all cellular networks have same shape of sim? Why is it designed in such a particular shape? Does it have any other shape?

948


What precautions are required to be observed in the use of leds?

1241