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Electronics Communications Interview Questions
Questions Answers Views Company eMail

Tell me is there any junction in conductor?

1099

Please provide details of the following standards :rs-23-c 802.3 x.25 802.11?

1037

Suppose in market 4n27 is not easily available so which opto isolator can I use at the place of this? What is 4n27

1066

why length of antenna is taken as one half of wavelength or one fourth of wavelength? Why not one eighth or one sixteenth?

1063

What is the frequency range of satellite communication?

1176

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

1109

What is the difference between latches and flip flop?

1179

What is the use of excitation table in digital electronics?

1095

How will you determine what frequency the device has without using oscilloscope?

1126

How to convert a jk flip flop into sr flip flop and vice versa, a sr flip flop into d or t flip flop and vice versa?

1140

Explain why regeneration is not possible in semiconductor

1046

what is the effect of increase resistance on reluctance?

1120

Tell me how many mosfet switches are there in dynamic ram?

1108

Explain why we are using the bridge rectifier in most of the circuits instead of full wave rectifier even though the output of both are same?

1091

What is negative frequency?

1080


Post New Electronics Communications Questions

Un-Answered Questions { Electronics Communications }

what are the variois ways to come out of the wait state?

2270


Draw the circuit diagram of 1φ auto sequential commutated current source inverter and explain its operation with equivalent circuits for different modes and necessary waveforms?

1244


My name is Noor and i have completed by 10th with 78%, inter with 67% and has a B.tech from JNTU second class with 56% .Iam planning to do MS in US will my visa be successful .I have doubts since i have a scond class with 56% in B.tech please advice me as soon as possible.

2108


How to calculate knee point voltage?

1038


What is meant by mcmurray inverter?

1418


types of communication scheme in power plant ?

2673


What is hard switching of the thyristor?

1368


Explain the operation of 3φ bridge inverter for 1800 degree mode of operation with aid of relevant phase and line voltage waveforms?

1024


What is a waveform used for in reference to electronics?

1197


Why circuit turn off time should be greater than the thyristor turn-off time?

1467


What do you mean by vision and mission?

1931


What is meant by current commutation?

1182


Difference between resistance and resistivity

1639


The positive clipper can be easily converted into negative clipper by A Reversing diode and changing the polarity of reference voltage B Reversing diode only C Changing the polarity D None of these

3933


charge at rest result in e.f and charge in motion result in m.f then how can an accelerated charge give rise to emf wave? then there should be no e.f due to acc charge as it rise from charge at rest?

2052