Inductance CD tells about magnetism, inductive components and switching power supplies in Finnish
There are question for the pupils nad qestions and answers to the teacher
Magnetic materials
· How magnetism arises
· Magnetic poles
· Ampere's law and magnetic field strength H
· Magnetic strength measurement
· Toroid magnetic field strength
· Right hand thumb rule
· Permeability μ
· Relative permeability μr
· Magnetic flux density B
· Magnetic flux Φ
· Wires between the power
· Inductance, coil and the reactor
· Reluctance
Inductance value
· Coil losses, and Goodness Q
· Air coil inductance calculation
· Coil resonance
Ferrite material
· Ferrite manufacturing
· Chopper transformer inductance calculation
· Examples of 25W switching network 230VAC/5VDC 5A
· Transformer Calculation for the primary coil
· Wire warming
· The skin effect and filling ratio
· Fiber reactor manufacturing machine
Further information about the persons present in writing:
· Oersted
Nikola Tesla
Lenz
Maxwell
Ampère
Henry
Weber
Faraday
Frederick Emmons Terman
Richard Feynman
Johan Jacob Nervander
Power supplies and switching transformers 40 pages 50 images
http://www.probyte.fi/info/induktanssi.html