Badminton

Badminton was played as 'Poona' by British officers in Pune; the name comes from Badminton House. The IBF (1934) became the BWF in 2006. Team championships: Thomas Cup (men, 1948), Uber Cup (women, 1956), Sudirman Cup (mixed, 1989). Olympic sport since Barcelona 1992.

Court 13.40 m x 6.10 m (5.18 m wide for singles), lines 4 cm white or yellow; 12 m ceiling for international play; posts 1.55 m, net 1.524 m at the centre. Shuttle has 16 feathers and weighs 4.74-5.50 g; racket at most 680 mm long and 230 mm wide.

The serve is hit below the waist into the diagonally opposite service court. Singles: serve from the right court on an even score, the left on an odd score. Doubles: a side has only one service.

Scoring: best of three games of 21; a point on every rally; from 20-all a two-point lead wins, and at 29-all the 30th point wins. A 60-second interval at 11, two minutes between games.

Serves: high, backhand low and flick, forehand low and flick; net shots, mid-court drives and blocks, rear-court clears, smashes and drops. High, low and flick serves differ in the shuttle's trajectory.