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  1. Court Boundaries & Layout. Before getting to the actual rules of tennis, it is important to understand the layout of a tennis court. By doing so, it will be easier to understand the scoring rules and the differences between singles and doubles. Below is a tennis court diagram with the basic specifications. Court Lines.

  2. Shoes. Although shoes aren’t officially part of the rules when it comes to tennis, you need to show up to a tennis court with non-marking soles, mainly if you’re playing on hard courts, which are most prevalent. As you’d expect, non-marking soles can rub against the hard surface of a court without leaving unsightly black marks.

  3. This post provides a comprehensive guide to the for time between points, including the official time limit, consequences of violating it, factors affecting it, strategies for managing it, controversies surrounding it, and proposed changes to the rule.

  4. In doubles, the rules for switching servers are the same as for singles, except that, when it is a team’s turn to serve, partners take turns to serve every game. In a tie-break, each of you will serve for two points (other than the first point) alternately when it is your team’s turn to serve.

  5. A standard tennis court is 78 feet long and 27 feet wide for singles matches. For doubles matches, the court’s width increases to 36 feet. The court is divided into two halves by the net, which sits at the center of the court. The length of each half is 39 feet for singles and 42 feet for doubles.

  6. Foot length. To find your foot length, measure the distance between the two longest points on your tracing. Reduce this number by 5 mm, or 1/5-inch. The result is your foot length and the number you will use to determine your shoe size.

  7. The two forces are almost equal and opposite but not quite. Two equal and opposite forces acting like this are known as a couple. The magnitude of the couple is given by C = Fd where F is the value of each force and d is the distance between the two forces. The torque acting on the racquet is equal to C.