What is the standard badminton net height, measured at the center of the court ? 
 

How many feathers are used for a standard badminton shuttlecock?

The official width of a badminton court for singles, is:

If during the play, the shuttlecock touches a court line, it considers :

What is the official badminton net height, measured at the post ?

The official width of a badminton court in doubles is:

The first service of a badminton match is execute from:

The maximum legal length of a badminton raquette is:

What is the standard weight for a badminton shuttlecock ?

In case the score is 20-20, the winner of the game will be the player/team wich:

When the players/team have to change the courts?

What happens if the players/teams forget to change the courts?

When and how long can be the breaks in badminton ?

In official matches, coaches are allowed to talk to players during the match ?

What happens if during a double match, the server team served from wrong service court ?

What happens if, after the service is executed, the shuttlecock touches the ne?

During the match, the players are allowed to touch the net or the posts ?

What is the width of the badminton court lines ?