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Electronics Communications Interview Questions
Questions Answers Views Company eMail

What is forced commutation?

1088

Describe the principle of step-up chopper. Derive an expression for the average output voltage in terms of input dc voltage & duty cycle?

1166

Explain why is the diffusion technique of formation of resistor most widely used?

1076

what are the applications of integrators?

1062

What are the advantages of load commutated chopper?

1380

What is meant by dc chopper?

1046

what is an excitation table?

1191

What is the main purpose of power electronics?

1043

What are the main components used for isolating the power circuits, power semiconductor from the low-power circuit?

1261

Power mosfet is a voltage controlled device. Why?

1112

Why is sio2 layer formed over the entire surface in a monolithic ic?

1302

Explain the working of current commutated chopper with aid of circuit diagram and necessary wave forms. Derive an expression for its output voltage?

1030

What is load commutation?

1041

What is meant by high frequency carrier gating?

1242

What are the losses that occur in a thyristor during working conditions?

1122


Post New Electronics Communications Questions

Un-Answered Questions { Electronics Communications }

State faraday`s law of induction.

1004


Explain the difference between leds and pn junction diode?

1035


Explain 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?

1118


What is meant by step-down cyclo-converters?

1072


What is non-weighted code?

1164


What's the difference between looping 0s and 1s in K map?

5109


kindly,plesae tell me # the working of BTS # ITS CARDS SPECIFICATION # WORKING OF TRX,DUPLEXER,ASMA CARDS,FIFA # HOW WE ROUTE TRAFFICS # FLOW OF SMS,HOT CALLS,CALLS ETC

2038


How will u plan a grounding network for a nw plant....

1881


How to calibrate differential pressure switch

2232


Draw the frequency response of DARLINGTON PAIR

2875


what are the fiber losses,How to rectify it?

2029


What are the applications of dc chopper?

1135


Write down the expression for average output voltage for step down chopper?

1200


how can i calculate increase electrical signal power expected at the photodiode detector output given 2 optical loss coefficients and the distance covered using multimode.thank you.

2206


Why are using 4ma to 20ma for signal transfer. Why not 0 to 20ma?

978