## What is the OD of a tennis ball?

2.57 to 2.70 inches

The International Tennis Federation (ITF) oversees the official ball, but the accepted range of size and weight allow for variances from ball to ball. Tennis balls must measure from 2.57 to 2.70 inches in diameter and weigh between 1.975 and 2.095 ounces, leaving a bit of wiggle room for differences.

### How many diameters is a tennis ball?

Sport Ball Diameter, Sorted from Smallest to largest

sport | diameter (inches) | diameter (mm) |
---|---|---|

Tennis | 2.575 to 2.700 | 65.41 to 68.58 |

Pétanque | 2 3/8″ and 3 1/8″ | 70.5 to 80 |

Cricket | 2.80 to 2.86 | 71.3 to 72.9 |

Field Hockey | 2.8 to 2.96 | 71.3 to 74.8 |

**What is the circumference of the ball?**

The Circumference of a circle or a sphere is equal to 3.1416 times the Diameter.

**Are tennis balls different?**

Most tennis balls look nearly identical, yet you might be surprised how differently these round balls of fuzz can perform. Most tennis balls are made up of two key components: a rubber core and felt. It’s how these two materials work together that change the speed, bounce and durability of a ball.

## What are the different tennis ball sizes?

Tennis Balls: Colors

Standard Construction | ||
---|---|---|

Size | 6.30-6.86 cm (2.48-2.70 inches) | 6.00-6.86 cm (2.36-2.70 inches) |

Mass | 47.0-51.5 grams | 36.0-46.9 grams |

Rebound height | 120-135 cm (47-53 inches) | 105-120 cm (41-47 inches) |

Forward deformation | 0.80-1.05 cm (0.315-0.413 inches) | 1.40–1.65 cm (0.551-0.650 inches) |

### What is the diameter of a table tennis ball in MM?

40 mm

Ping-Pong Balls, or Table Tennis Balls, have a diameter of 1.57” (40 mm) and circumference of 4.94” (125.6 mm). The mass of a Ping-Pong Ball is . 095 oz (2.7 g).

**What is the standard size of the ball?**

BASKETBALL

Playing court: | College: 94 feet long by 50 feet wide (ideal dimensions). High School: 84 feet long by 50 feet wide (ideal dimensions). |
---|---|

Height of basket: | 10 feet (upper edge). |

Weight of ball: | Not less than 20 ounces nor more than 22. |

Circumference of ball: | Not greater than 30 inches and not less than 29 1/2. |

**What is a diameter of a circle?**

2 x radiusCircle / Diameter

## What are red tennis balls used for?

Red tennis is named after the red foam or felt balls that are used at this stage. Red tennis balls bounce lower and move more slowly through the air, giving beginning players a chance to set up and take a good swing at the ball. Courts at this level are 36 feet long and 18 feet wide, with a net that is 2-foot-9.

### What is a Type 2 tennis ball?

Ball type 2 (medium speed) is the standard ball and ball type 3 (slow speed) is six percent larger in diameter than the standard ball and tends to move slower in flight. All are the same weight as a standard ball.

**Are all tennis balls the same?**

According to the United States Tennis Association, the balls — manufactured by Wilson — are identical in every respect except for the yellow felt coating. “Men and women use the same ball in terms of size, pressure and design,” according to a USTA statement.