Almost never. The main exception is for a soloist during a cadenza in a concerto.
yes
I'm sure they can if asked nicely! In all seriousness they can. Cadenzas in concertos are often improvised, and in one of Neilsen's Symphonies the snare is asked to improvise.
Yes. It started a symphony orchestra in 2007.Yes. It started a symphony orchestra in 2007.Yes. It started a symphony orchestra in 2007.Yes. It started a symphony orchestra in 2007.Yes. It started a symphony orchestra in 2007.Yes. It started a symphony orchestra in 2007.Yes. It started a symphony orchestra in 2007.Yes. It started a symphony orchestra in 2007.Yes. It started a symphony orchestra in 2007.Yes. It started a symphony orchestra in 2007.Yes. It started a symphony orchestra in 2007.
The first symphony orchestra was in Germany.
Carmel Symphony Orchestra was created in 1976.
Dallas Symphony Orchestra was created in 1900.
Stavanger Symphony Orchestra was created in 1938.
Bern Symphony Orchestra was created in 1877.
Knoxville Symphony Orchestra was created in 1935.
BBC Symphony Orchestra was created in 1930.
Szeged Symphony Orchestra was created in 1969.
Sault Symphony Orchestra was created in 1956.