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ENG 220
TEST 1 Mar2010
CHAPTERS 1 THROUGH 5 STUDY NOTES
1. CHAPTER 1: Know prefixes that define the International System of Units.
Example: kilo=1000
Be able to convert numbers into Scientific Notation.
Understand the “rounding rule”. Less than 5; Go to lower value, Greater than 5, go to next
higher value.
2. Know the definition of Current in Coulombs/Second and Volts in Joules/Coulomb
3. Know the relationship between Joule*Seconds and Watts.
4. Know the relationship between Watts and Volt*Amperes.
5. Know the difference between Electron Flow and Current.
6. Know the relationship between Watt*Hours, Watt*Minutes, Watt*Seconds and Energy in Joules.
7. Understand the difference between Power and Energy/Second
8. Understand how electrical resistance arises at the atomic level.
9. Know the three forms of Ohms Law
10. Know how to calculate power dissipation given current and resistance, voltage and resistance
and, current and voltage.
11. Be able to develop the Thevinin Equivalent Voltage Source circuit from a voltage source driven
resistor network.
12. Be able to develop the Norton Equivalent circuit from the Thevinin Equivalent Circuit.
13. Be able to convert a Thevinin Equivalent Circuit to the Norton Equivalent Circuit and the
reverse conversion.
14. Be able to write the equation for a voltage source plus current source resistor network driving a
dependent source network.
15. Know the definitions of Perfect Current and Perfect Voltage sources in terms of internal
resistance.
16. Be able to calculate the gain for an Inverting Op-Amp circuit and a Non-inverting Op-Amp
circuit.
17. Understand Virtual Ground and the affect on input resistance of an inverting op-amp.
18. Understand an op-amp summing circuit.
19. Understand the function of “bypass” capacitors.
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20. Be able to calculate the Total Current load of an op-amp output with negative feedback.
21. Be able to determine the input network of a non-inverting op-amp so that the gain would be the
same as a given inverting configuration.
22. Be able to determine the node voltages of a resistor/voltage source/current source combined
network.
23. Be able to determine the bias current compensation resistor value for an inverting op-amp
circuit.
24. Be able to calculate the load necessary for maximum power transfer from a voltage/resistor
network source.