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Unformatted text preview: 14:00, Thursday, April 13, 2006 Page 1 of 11 WHEN INSTRUCTED, TURN TO NEXT PAGE AND START THE EXAM McGill University FINAL EXAM Faculty of Engineering APRIL 2006 COURSE ECSE 451 EM TRANSMISSION AND RADIATION Examiner: J. P. Webb Co-Examiner: D. Giannacopoulos Signature: _____________ Signature: _____________ Date: Thursday, April 13, 2006 Time: 14:00 This is a closed book examination. No books or notes are permitted, except for the Formula Sheet attached. The Faculty Standard Calculator (Casio fx-991 or Sharp EL-546L or R or V (VB) or G) only is permitted. All units are SI unless otherwise stated This is a 180 minute exam The marks indicated in square brackets at the start of each question are out of 180. INSTRUCTIONS: Answer all questions. Put your name and student ID also on the Answer Sheet provided. Part A is multiple choice. There is one correct answer for each question. Mark your answers on the Answer Sheet, not on this examination paper. Only the answers on the Answer Sheet will be considered. Part B : Put your answers in the spaces provided on the Answer Sheet. 14:00, Thursday, April 13, 2006 Page 2 of 11 TURN TO NEXT PAGE PART A Part A is multiple choice. There is one correct answer for each question. Mark your final answers on the Answer Sheet. Only the answers on the Answer Sheet will be considered. 1.  The dominant mode in circular waveguide suffers attenuation due to wall losses. Which of the following statements correctly describes how the attenuation constant, , varies as the frequency increases, for all frequencies above cut-off? the frequency increases, for all frequencies above cut-off?...
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