Trending ▼   ResFinder  

1997 Course Electronics Communication - II

3 pages, 34 questions, 0 questions with responses, 0 total responses,    0    0
pune_eng
   		+Fave Message
ProfileTimelineUploadsQ & A
 Home > pune_eng >

Formatting page ...

Total No. of Questions : 10] P1456 [Total No. of Pages : 3 [3764]-1041 B.E. (Electronics) ELECTRONICS COMMUNICATION - II (1997 Course) Time : 3 Hours] [Max. Marks :100 Instructions to candidates : 1) Answer any three questions from each section. 2) Answers to the two sections should be written in separate books. 3) Neat diagrams must be drawn wherever necessary. 4) Figures to the right indicate full marks. 5) Use of logarithmic tables, slide rule, Mollier charts, electronic pocket calculator and steam tables is allowed. 6) Assume suitable data, if necessary. SECTION - I Q1) a) Calculate: i) Cut off frequency. iii) Phase velocity. v) [10] ii) Guide wavelength. iv) Group velocity. Characteristics Impedance. for a rectangular air filled X-band Copper waveguide with dimension 6 c.m x 3 c.m cross section and 30 c.m length is used to propagate TE11 mode at 10 GHz. b) Explain the operation of an Isolator with simple diagram. [6] Q2) a) By means of construction details and applegate diagram, explain the operation of a Reflex Klystron Oscillator. [8] b) Explain the operation of a Gunn diode . Discuss the constructional details, equivalent circuit. [8] Q3) a) What is Horn Antenna ? Illustrate its types and list their common features. [8] b) Write brief notes on LASERS and MASERS . [8] P.T.O.

Formatting page ...

Formatting page ...

 

  Print intermediate debugging step

Show debugging info


 


Tags : Pune, Engineering, University of Pune, Engineering question papers, Pune University, previous year question papers, question papers, india, model question paper, pune university paper pattern, pune university syllabus, old question papers  

© 2010 - 2024 ResPaper. Terms of ServiceContact Us Advertise with us

 

pune_eng chat