When Jose plays his guitar, the friction between his fingers and the strings allows him to pluck the strings. The friction creat
es some heat and the vibration of the strings creates the sound. The original amount of energy he applies to the strings is 1000 joules. The energy of the vibrating strings is measured and is found to be 800 joules. Was energy lost?
When Jose plays his guitar, the friction between his fingers and the strings allows him to pluck the strings. The friction creates some heat and the vibration of the strings creates the sound. The original amount of energy he applies to the strings is 1000 joules. The energy of the vibrating strings is measured and is found to be 800 joules.
