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Electronics Communications Interview Questions
Questions Answers Views Company eMail

Explain why the aspect ratio of tv video display is 4:3 or 16:9? Why not it is any other?

1059

Do you know q-meter works on which principal?

1114

Explain what are edge triggered flip flop and level triggered flip flop? How do they differ from one another?

1216

74Ls244 is _____?

1040

What is a sequential circuit and what is a combinational circuit?

1193

Explain what is the main application of scr in electronic field as well as in software field?

1083

How to format a memory card by using memory card?

1046

The output of the rectifier pulsating in nature, it consists of a desired dc component of voltage and unwanted ripple components. These ripple components are removed by placing filter circuit at the output of the rectifier.

1251

Explain what is meant by virtual ground in the op amp?

1001

Why are the 2 input terminals of an op-amp are called as inverting & non-inverting terminals?

1111

How the active power factor correction changes the wave shape of current drawn by a load to improve the power factor?

1095

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

1073

Why the antenna is called passive element?

1197

What is automation industries main category and sub category?

1037

Tell me, when a sample of germanium and silicon having same impurity density are kept at room temperature then resistivity of silicon will be higher than that of germanium, why?

1058


Post New Electronics Communications Questions

Un-Answered Questions { Electronics Communications }

how can i get old question papers and solved problems of vtu university karnataka...... if u know plz do reply

3382


what is an adder or summing amplifier?

1115


Define what is the significance of the arrow-head in the transistor symbol?

1506


What are the test parameters to check the proper functionlity of TCP/IP protocol.

2146


What is single input output interface? How it is different from single ended interface?

1046


What is the operating voltage of laser?

1119


What is the need of filtering ideal response of filters and actual response of filters? What is sampling theorem? What is impulse response?

1034


any from electronics proffesional i want to generate 12v automotive voltage regulator in the latest technology plz provide me some technical notes on it.

2140


How can level transmitter in closed tank application be used

2161


what is the universal communication protocol?

2169


3 flipflops are connected so that after 0 to 5 count occured next number is zero. So what is the counter?

1151


whats the new trend in ece...? why we are going for embedded..?

2118


How emergency call get through without coverage but not other call at that time?

2145


What does a tristate signal in electronics signify?

1110


Define what is a high-pass filter?

1058