3.6 Electrical Systems notes (NCEA Level 3 Physics)

RMS - The peak and RMS values are the wrong way around in the formulae. It should be Vpeak = sqrt(2) Vrms and Ipeak = sqrt(2) Irms.

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Introduction (00:00)
Direct current (0:09)
Voltage (0:59)
Ohm’s law (1:22)
DEMONSTRATION: Thermal expansion ( 2:03)
Equivalent resistance (2:29)
DEMONSTRATION: Lamp circuits (3:12)
Internal resistance (4:29)
Capacitors (5:06)
DEMONSTRATION: Ultra capacitor (5:43)
Dielectrics in capacitors (6:11)
Charging and discharging capacitors (7:31)
Energy in a capacitor (8:56)
Capacitors in circuits (11:06)
Magnetic flux (11:27)
Faraday’s law (12:07)
Lenz’s law (13:04)
DEMONSTRATION: Inductive braking (13:57)
Kirchoff’s current law (14:58)
Kirchoff’s voltage law (15:28)
Self inductance (17:40)
Inductors (18:44)
Inductor factors (19:46)
Inductor energy (20:26)
Inductor time constant (20:48)
Transformers (22:03)
DEMONSTRATION: Jacob’s ladder (23:21)
AC circuits (24:02)
RMS (25:04)
LCR circuits (26:02)
Phase in an LCR (28:14)
Reactance (31:22)
Impedance (32:09)
LCR resonance (32:53)