There are three type of musical instrument in our world. They are string instrument, percussion instrument and wind instrument. Those instrument which make sound or string are called string instrument. There example is guitar, violin, cello and double bass etc. a string instrument to make soft sound. a string instrument had different shape and forn. Musicians play some string instruments are by plucking the string their fingers or plectrum by hitting the string with the light wooden hammer or by rubbing the string with bow.
A wind instrument is which sound is produce by the vibration of air and blowing it is called wind instrument. there example are flute, horn, saxophone etc. there are different type of wind instrument.
Percussion mean to hit and shaking them. Some example are drum etc.there are different type of sound.