AU R2004 EC1211 Electronic Devices May June 2014 Question Paper

  • 24Sep
  • 2014
  • 1
    1.3k
       
    Question Paper Code : 53366 
    B.,E./B.Tech. DEGREE EXAMINATION, MAY/JUNE 2014. 
    Third Semester 
    Electrical and Engineering 
    EC 1211 ELECTRONIC DEVICES 
    (Common to Second/Third Semester Electronics and Instrumentation Engineering and Instrumentation and Control Engineering) 
    (Regulation 2004/2007) 
    (Common to B.E (Part-Time) Second Semester, Electrical and Electronics Engineering, Regulation 2005) 
    Time : Three hours 
    Maximum : 100 marks 

    Answer ALL questions. 
    PART A — (10 x 2 20 marks) 
    1.What is reverse recovery time of diode? 
    2.What is the effect of temperature increase in reverse satiation current? 
    3.Draw the h-parameter model of CE amplifier configuration. 
    4.What is early effect? 
    5.Define pinch-off voltage. 
    6.If the VGS of a n-channel JFET is increased negatively, what happens to the drain current ID 2 
    7.What are the advantages of LCD?
    8.What is an opto coupler? 
    9.What is holding current of SCR? 
    10.Draw the symbol of TRIAC and thermistor. 

    Full Name :Arumugam.P
    College Name :SNS College Of Technology
    Department :EEE
    Semester :03
    Subject Code :EC1211
    Subject Name :Electronic Devices
    Study Material Description :QP

    Attachment :

    .pdf   ED MJ2014 QP.pdf (Size: 1.5 MB / Downloads: 180)
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