Documents CURRENT ELECTRICITY Pre-Class for Friday 4-24-09 Give one application of electricity. We will cover....

CURRENT ELECTRICITY Pre-Class for Friday 4-24-09 Give one application of electricity. We will cover chapters 22 and 23, but the test will cover mostly 23 The Lazy Electron…

Documents Relationship between power, current, voltage and resistance: P = power (watts) I = current (amperes)...

Relationship between power, current, voltage and resistance: P = power (watts) I = current (amperes) V = voltage (volts) R = resistance (ohms) Example: Heating tape uses…