EE_Phys_012_Major_Exam 1 - produces a peak output of 18V....

Info iconThis preview shows pages 1–9. Sign up to view the full content.

View Full Document Right Arrow Icon
KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS University Diploma Programs PHYS 012: Solid State Physics Major Examination # 1 Sunday, November 3, 2002 Student Name: ID #: Question No. Points Score 1. 10 2. 20 3. 10 4. 20 5. 10 6. 10 7. 10 8. 10 Total 100
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Q.1 Determine the forward voltage and forward current for the diode in the figure below for each of the diode models. Also, find the voltage across the limiting resistor in each case. Assume r' d = 10 Ω at the determined value of forward current. (Page 2 of 9)
Background image of page 2
Q.2 Determine the ripple factor for the filter bridge with a load as indicated in the following figure. (Page 3 of 9)
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Q.3 Find the average value of the voltage in the following figure. (Page 4 of 9) 8
Background image of page 4
Q.4 What value of filter capacitor is required to produce a 2% ripple factor for a full-wave rectifier having a load resistance of 1.5 KΩ? Assume the rectifier
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 6
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 8
Background image of page 9
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: produces a peak output of 18V. (Page 5 of 9) Q.5 Sketch the output voltage waveform for each circuit in the following figures. (Page 6 of 9) Q.6 A certain voltage doubler has 30V rms on its input. What is the output voltage? Sketch the circuit and indicate both the output terminals and the PIV rating for the diodes. (Page 7 of 9) Q.7 Describe the output waveform of each circuit in the following figure. Assume the RC time constant is much greater than the period of the input. (a) (b) (Page 8 of 9) Q.8 Design a circuit to limit a 20V rms sinusoidal voltage positive amplitude of 10V and a maximum negative amplitude of 8V using a single 24V dc voltage source. (Page 9 of 9)...
View Full Document

This note was uploaded on 10/28/2009 for the course ELECTRICAL Phys 012 taught by Professor Dr.abdul during the Fall '07 term at King Fahd University of Petroleum & Minerals.

Page1 / 9

EE_Phys_012_Major_Exam 1 - produces a peak output of 18V....

This preview shows document pages 1 - 9. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online