Best Betting Sites
Tennis
Tennis is an indoor or outdoor ball games with a strung racket, you hit the
ball back and forth over a net across a rectangular court. Playing singles both
sexes, doubles both sexes (two against two) or mixed doubles (one man and one
woman per team). The ball should be returned directly or after one bounce. The
tennis become one of the most common sports with some of the highest paid
athletes.
Equipment
Tennis racket is an oval frame with handles, over the border is tense strung a
net. It was originally of wood, metal or plastic later. Slagflatens greatest
length and width shall be respectively 39.4 and 29.2 cm, racket overall length
not exceeding 73.7 cm and a width not exceeding 31.8 cm. The weight is usually
slightly less than 400 g. The ball is a white or yellow cloth covered rubber
ball weighing 56 to 59.4 g and diameter 6.35 to 6.67 cm.
Court
Path length is 23.77 m and 8.23 m in width court singles and doubles 10.97 mi.
The network share path into two equal parts and is 91.4 cm high in the middle.
It rises gradually toward the edges, where it is attached to two 107 cm tall net
poles located 91.4 cm beyond the sidelines. Covered Court is grass, gravel,
asphalt rubber or plastic, on the indoor courts wood or plastic. Each half is
divided into three fields, where the two closest to the network is the server
where the service connection to land. The rear cross bar (baseline) are up to 10
cm wide, the other lines up to 5 cm wide. In many courts, there are two sets
side lines, with the outermost used in doubles and the inner in singles. All
lines are considered as part of the court or field to the limit. Around the
course there should be additional games in major tournaments at least 6.4 m
behind the baselines and at least 3.7 m outside the sidelines.
The Game
A rally starts at a server of one player. He stands behind his own baseline on
one side, throwing the ball over his head and turn it diagonally over the net
and into the recipient's service box on the other side. It is forbidden to step
on or over the baseline before the ball is hit. Failure reserve he is entitled
to an additional server, but after two failed attempts he loses the rally. The
ball touches the net, but falls into the correct service court, the player is
always an extra server. A judge let this judge. The service changes page for
each game throughout the match. After the first game and then for every other
game besides shifting half. In the doubles teams changing server for each new
game they should serve, the same applies to the server receiver.