Wave that can propagate even without molecules
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Wave is a disturbance created in a medium.
Waves are of two types :
Mechanical waves
Non mechanical wave
Mechanical waves require a medium for its propagation.
Example Sound waves.
Non mechanical waves does not require any material medium that is molecules for its propagation. It an travel through vacuum.
They are caused by varying electric field and magnetic field.
eg: Electro magnetic wave.
Waves are of two types :
Mechanical waves
Non mechanical wave
Mechanical waves require a medium for its propagation.
Example Sound waves.
Non mechanical waves does not require any material medium that is molecules for its propagation. It an travel through vacuum.
They are caused by varying electric field and magnetic field.
eg: Electro magnetic wave.
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