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Electronics Communications Interview Questions
Questions Answers Views Company eMail

WHAT IS THE DIFFERENCE BETWEEN PLC AND embedded systems

IndoSolar, OGPL,

2198

why BTS use 48 dc volt

2006

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

BPL,

2050

What are the advantages & disadvantages between analogue & digital watermarking?

1 3390

what is embedded system

TCS,

3 6391

Explain about diode in a brief manner..

Toshiba,

4 8940

tel me the diffference between transistor and bios

BEL,

3 9500

principal of celling fan

1 3866

A number when divided by D leaves a remainder of 8 and when divided by 3D leaves a remainder of 21 . What is the remainder left, when twice the number is divided by 3D?

2 4233

master slave flipflop stores how many bits at any instant?

Ecil,

1 8878

for small size, high frequency, the most common core material is a)air b)ferrite c)powdered ion d)steel

2 4399

A man whose age is 45 yrs has 3 sons named John,jill,jack. He went to a park weekly twice.he loves his sons very much. On a certain day he find # shopkippers sailing different things. An apple cost 1penny, 2chocalate costs 1penny.& 3 bananas cost 1 penny. He has bought equal no. of apple, chocolate & banana for each son. If the total amount he invest is 7 penny then how many he has bought from each piece for his son?

TCS,

5 16275

What is the maximum speed of ethernet ?

TCS,

2 5267

How Passive cards like Back planes to be tested throughly?

1807

wyh IC start with the number 74 like 7432,7400

1 3820


Post New Electronics Communications Questions

Un-Answered Questions { Electronics Communications }

hi i am electronics & telecomm engg & appling 4 the AAI jr executive (electronics/ATC) written test. pls forward me the syllabus & old question papers.I will be very much thankful to you. das.nilanjana2000@gmail.com

1821


What are the different operation regions of the thyristor (scr)?

1201


define why diodes are not operated in the breakdown region in rectifiers?

1082


1.Explain 3D radar. 2.Method of mobile signal jamming. 3.Frequency hopping spread spectrum. 4.How does op-amp works in common mode? 5.Which flip flop is known as universal flip flop and why?

2087


wbsedcl job in kolkata

2073


What is the difference allen bradley and siemens plc

1050


What is capacitor?

1166


How to Create the HWC file with 2+2+2, 4+8, 6+6 Configuration (manually Cabling)

1945


Two initially identical samples A and B of pure germanium are doped with donors to concentrations of 1*10, 20 m-3 and 3*10, 20 m-3 respectively. If the hole concentration in A is 9*10 12 m-3, then the hole concentration in B at the same temperature will be

1546


As a water tank loses heat, the temperature drops by 2 K/min when a heater is on, the system gains temperature at 4 K/min. A two-position controller has a 0.5 min control lag and a neutral zone of ± 4% of the setpoint about a setpoint of 323 K. Plot the heater temperature versus time. Find the oscillation period

2445


If R1=R2, then B=0.5, the total time T of square wave in astable multivibrator using op-amp is A T=RC B T=2 RC ln 3 C T=2 RC ln 2 D T=2RC ln (1+ 0.5)

2364


What is the effect of high frequency on its performance?

1018


What is step down cyclo-converter?

1014


Define breakdown voltage.

956


How to calibrate differential pressure switch

2189