With the included sensors the following experiments can be achieved, note that a suitable Data Logger is not included in the sensor pack.

L3 Electricity & Heat eBook

• 01 The coffee problem, “Must phone off, the coffee is getting cold” 
• 02 Cooling by evaporation 
• 03 How does sweating keep you cool? 
• 04 Cooling substances 
• 05 Heat transfer 
• 06 Radiate energy (Leslie’s cube) 
• 07 Relationship between temperature and radiated energy 
• 08 What type of surface absorbs radiant energy? 
• 09 Why insulate houses? A hotter house for less greenhouse gas 
• 11 Conduction and convection 
• 13 Which is the best conductor of heat? 
• 14 Which material is the best absorber of heat? 
• 15 Residual heat 
• 18 Equivalence of heat energy liberated to electrical energy dissipated 
• 19 Stefan - Boltzmann law using a tungsten filament lamp 
• 20 Calibration of a thermometer 
• 21 Specific heat capacity 
• 23 Using U values, how heat is lost 
• 24a/b Angle of the sun and collected energy 
• 24b Angle of the sun and collected energy - using an artificial sun 
• 25 What changes the current in a circuit 
• 26 Good and bad connectors 
• 31 Electric current in circuits 
• 34 Ohm’s Law 
• 35 Electrical characteristics resistor, lamp diode and LED 
• 36 Time constant for a capacitor 
• 38 Energy stored in a capacitor 
• 39 Startup current of a light bulb 
• 41 Induction of a current in a conductor 
• 42 Induction of a voltage in a coil 
• 43 What happens when a magnet spins in a coil? 
• 44 Efficiency of an electric motor/generator 
• 45 Electricity from water power 
• 47 Measuring the strength of an electromagnet 
• 49 Alternating current is used to make an electromagnet 
• 50 How does the magnetic field in a coil vary as the current varies? 
• 51 The force acting on a current carrying conductor in a magnetic field 
• 53 Mapping the magnetic field of a bar magnet 
• 54 Efficiency of a transformer 
• 55 The d.c. characteristics of a diode 
• 57 The input characteristic of a transistor 
• 59 Reactance and phase in a capacitor 
• 62 Resonance in a series LCR circuit