violin
By numbers, second place goes to the violas.
writing
The quietest instrument in an orchestra is the triangle.
The violin is the smallest stringed instrument in an orchestra.
The instrument in an orchestra that has the highest pitch is the violin.
By numbers, it's the string section. A full-sized orchestra has around 60 string players
Mozart composed in every form of the time, but he probably composed the most for the orchestra.
The clarinet.
A Standard orchestra but with only one instrument of each instrument
a harp :)
Contrabassoon
The first chair violin was watched by other members of the orchestra for the keeping of the beat when a conductor was not present or could not be seen.