Changes

===Learning objectives===

===Learning objectives===

#Recall the the properties of magnets

#Recall the the properties of magnets

#Relation between magnet and electricity

#Electromagnetic effect

#How emf induced

#How emf induced

#Emf depends upon the number of turns and speed of the magnet

#Emf depends upon the number of turns and speed of the magnet

#Michel faraday experiment

#Michel Faraday experiment

===Notes for teachers===

===Notes for teachers===