ELECTRICITY

CONTENTS

Concepts & Units I

charge
current
potential difference
resistance
Ohm's Law

Concepts & Units 2

resistivity
conductance
conductivity
current density
conduction in metals

Simple Circuits

Kirchhoff's Laws
resistors in series
resistors in parallel
the thermistor
the light dependent resistor (LDR)
the light emitting diode (LED)

EMF(E) & Internal Resistance (r)

single cell
measurement of E & r
cells in series
cells in parallel

Power & Energy

energy
power
the kilowatt-hour
alternating current (A.C.)

The Cathode Ray Oscilloscope (C.R.O.)

construction
controls
voltage
frequency
phase difference

 

 

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