Electric Circuits Learning Objectives

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Objectives You will be able to:

A. define current and ampere.
use the relationship I =Δq/Δt.
define DC circuit.
define Ohm’s law (V=IR), resistance, and ohm.
explain the use of ammeters and voltmeters in circuits.
define resistivity.
state the effect of temperature on resistance.
B. use the power equation P=IV to find the power loss or gain in a resistor or battery under dc conditions.
C. calculate the effective resistance of combinations of resistors in series and parallel.
explain internal resistance for a battery.
D. use Kirchhoff’s rules to solve dc circuits that contain batteries and resistances.
E. analyze a given electrical situation from the viewpoint of safety.
explain the operation of fuses and circuit breakers.
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