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Electronics Communications Interview Questions
Questions Answers Views Company eMail

What is the equivalent of negative logic and gate?

1050

What frequency bands are used in satellite communication?

1138

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?

1232

Why does sidebands vl come in case of analog modulation?

1124

Can we get light when the circuit is working?

1059

Why cannot we use leds for rectification purpose?

1119

In a binary data sequence, the duration of symbol 0 or 1 is 1ms. If a carrier of freq 4khz is used in ask, what is the minimum transmission bandwidth required? What is min bandwidth?

992

What is transponder? Give the difference between transducer and transponder?

1180

How to measure frequency without cro?

1116

Explain at what voltage does land line telephone operate?

1084

Explain 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?

1031

Tell me how to calculate knee point voltage? Describe its purpose for differential protection.

1125

Tell me why is 400 hz used for flight instruments and radio transmission system in aviation industry universally?

1037

Noise with uniform power spectral density of n0w/hz is passed through a filter h (w) = 2 exp(-jwtd) followed by an ideal low pass filter of bandwidth bhz. What is the output noise power in watts?

1336

Tell me in a mosfet, what does the pinch off voltage refers to?

1096


Post New Electronics Communications Questions

Un-Answered Questions { Electronics Communications }

Define lock-inrange, capture range, and pullintime of a pll

1176


Impedence of a parallel resonant circuit at resonance is ?

1252


how a definite tx line can acts as indefinite tx line

1889


Define latching current?

1441


what is limitation of auto transformer?

2367


what is the reason of RDI alarm in microwave link?

4872


Define what is schottky diode?

1087


Discuss the need for biasing the transistor.

1106


What is the condition to be satisfied in the selection of l and c in a series inverter?

1956


What is the binary number system?

1117


Describe the sampling theorem.

1228


Can any one share the training will be in Viven embedded academy Hyderabad for Advanced embedded systems course???

2452


How can leveltrol be installed in steam drum for measuring the level of steam drum

3054


Which frequency would a frequency-counter count , if it is connected to an antenna that is recieving several frequencies close to each other in amplitude?

2323


What are rlc circuits?

1057