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quiz1L2sol - D EPARTMENT O F E LECTRONIC AND C OMPUTER E...

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DEPARTMENT OF ELECTRONIC AND COMPUTER ENGINEERING HONG KONG UNIVERSITY OF SCIENCE OF TECHNOLOGY ELEC 101(L2) BASIC ELECTRONICS Quiz #1 19:00 - 20:00 16 March 2010 LT-B Name: Student No. : D~partment : Questions Maximum Scores Scores 1 15 2 15 3 18 4 15 5 15 6 22 Total 100 1. Answer all questions in the space provided. 2. This is a closed book examination. No additional sheet is allowed. 3. Show all your calculations clearly. No marks will be given for unjustified answers. 4. Do your own work. Any form of cheating is a violation of academic integrity, and will be dealt with accordingly. 1
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1. Find Vo in the below circuit using nodal analysis (node voltage analysis). Find the power delivered by the 6A current source. 60 20V 3V + Vo I( L , / Va f 3 _~o Vo + 3 1/:/ - t -+ - 6 - 0 b 2.- - if '-) I - , - Ilia 0 VJ - P o.,.v€ " rAeJ,'ve.ru --. (6)l~)= FJ - ....... 2
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2. Use mesh analysis to find 10 in the below network. ----..10 2V 4V In ::;:.-) 12-- r.:i 2n 1 ") - l?- :;: / .- L --- ([ ,) ( ~) -f- C f"J - l r ) C r) :: 0 --r$) ?lA I' f", fJ1 e <;[J } d- Jr/~ 2 (r, - l~ )Cf) -t If + C -[$) (2<) :;:- 0 3
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3. Use the principle of
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