Only "B flat" is the key signature, then "C sharp" is the accidental.
The key signature for F major has one flat (B flat) , while the key signature for F minor has four flats (B flat, E flat, A flat, and D flat).
F major, or D minor. The flat is b flat.
When working with flats, the second to last flat is the key signature. The exception here being when only one flat is in the key signature - this would be the key of 'F.' The order of flats are as follows: B-flat, E-flat, A-flat, D-flat, G-flat... etc.
There is no key signature that has Bb and C#.
Assuming the key signature has only one flat (B Flat) then the key is either F Major, or D minor.
The key signature with only a B-flat is either F major or D minor.
Only "B flat" is the key signature, then "C sharp" is the accidental.
The key signature for F major has one flat (B flat) , while the key signature for F minor has four flats (B flat, E flat, A flat, and D flat).
The key signature that has B flat, A flat, E flat and D flat is Concert A flat Major.
F major, or D minor. The flat is b flat.
A flat lowers the note by a semitone. As a key signature, a single flat indicates the key of F, meaning your B should be flat. Two flats are E and B, meaning the key is therefore B flat. B, E and A flat indicate the key of E flat ... and so on.
When working with flats, the second to last flat is the key signature. The exception here being when only one flat is in the key signature - this would be the key of 'F.' The order of flats are as follows: B-flat, E-flat, A-flat, D-flat, G-flat... etc.
There is no key signature that has Bb and C#.
That is the signature for the key of Db. Or, it's relative minor, Bb minor.
No key signature has two of the same flat or sharp.
One flat, B-flat.