Electronics Communications Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Electronics Communications Interview Questions

Questions Answers Views Company eMail

how to begin the answer for "tell about yourself"? also what to answer?

3 5912

I have an instrument that involves an electronic circuit. In circuit there is a PTC B754 (having operating voltage 230V). PTC is already damaged and same PTC is not available in market. Now what can i do to solve that problem.

2616

if a PTC having operating voltage 230V is not available then Can we short the circuit where PTC inserted or anybody having other solution. if yes, please reply hurry.

1991

what is the different between opamp,comparator and amplifier?

2 5904

why decoupling capacitor is used in circuit? what is the use of bypass capacitor? what is slew rate?

3 8326

design and or nor not nand x or tables?

Reliance,

3 6663

what is doplar effect?

2 6103

draw the fig of bridge rectifier?

2121

what is rectifier?

ISRO,

11 16224

what is voltage regulation?

ITC Infotech,

4 7945

how does the polarised capacitor works? at which situation in circut it is used?

BPL,

1 5310

IN WCDMA(WIDE CODE DIVISION MULTIPLE ACCESS)WHICH ONE FREQUENCY HOPPING IS USED EITHER FAST FREQUENCY OR SLOW FREQUENCY HOPPING,SAY IN DETAILS

Idea, TCS,

2504

what is the minimum and maximam trace width in PCB design? why trace is measured in mils? what is the use of via? why the crystal oscillator is placed near chip?

Wipro,

2128

what is different between multiplexer and demultiplexer?

12 128071

What is GSM?

7 9165

Post New Electronics Communications Questions

Un-Answered Questions { Electronics Communications }

Which is the pin no of CN1 TERMINAL and the parameter using in delta servo drive for auto/man input and start forward input

2018

what is duty cycle?

1190

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

5055

what is difference between controlnet,devicenet protocol?

2689

Give examples of linear circuits.

1099

Explain the working of stepping motors.

1300

What is commutation angle or overlap angle?

1415

What are the charge carriers in p-type and n-type semiconductors?

1029

Explain conductivity, resistivity and resistance?

1028

why 8052 is preferred instead of ARM processors for soe applications

2188

What is meant by phase controlled rectifier?

1045

what are the plc application in engineering.??

2358

What are the advantages and disadvantages of bcd?

1197

interface an 8-pin switch with 8085 microprocessor located at 0AAH and LEDs at port 55H, draw the circuit diagram. Write down a program to read the switches and do the following: > if the parity of the switch is odd, start counting upward until it reaches 0FFH. > if the parity of the switch is even, start counting downwards until it reaches 00H.

3241

Explain resistivity?

1118

For More Un-Answered { Electronics Communications } Questions Click Here