Electronics 1 (PHYS2241)
BSc, Physics - PHYS
Semester: Second Semester
Level: 200
Year: 2017
REPUBLIC OF CAMEROON THE UNIVERSITY OF BAMENDA
Peace-Work-Fatherland P.O BOX 39 Bambili
School/Faculty: Science Department: Physics Lecturer(s): N.H. ALOMBAH
Course Code: PHYS2241 Course Title: ELECTRONICS 1
Date: 23-09-2017 Hall: ASANJI Time: 7:30am-9:30am
Instructions: Answer all questions.
Q1 What do you understand by the following: (a) open circuit (b) short circuit (c) Ground (d) Zener
Breakdown? (4mks)
Q2 Obtain the node voltages
,
,
in the circuit shown below. (4mks)
Q3 For the circuit shown in the figure below, find the Thevenin and Norton equivalent circuits at
terminal a-b
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Q4 Find
in the circuit below using superposition (5mks)
Q5 Using diodes, design an OR logic circuit and the corresponding truth table. (3mks)
END
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