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The weight of the match ball is 5 grams. There are many varieties of civilian balls, and the quality is also very different. So there is no accurate calculation.
Specifications: small ball for big ball, from 38mm diameter to 40mm diameter The game can only use one specification of table tennis balls, and cannot mix 38mm or 40mm table tennis balls at the same time. Make sure that the switching switches on both sides of the machine head are in the same position and match the specifications of using table tennis balls.
Otherwise, there will be a jam or the ball will fall down as soon as it starts from the ball port.
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Sorry for the mistake just now! Before October 1, 2000, the diameter of the table tennis ball: 38 mm, the weight of grams; After 1 October 2000, large balls with a diameter of 40 mm and a weight of grams were used.
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The ball currently used in the game has a diameter of 40mmThe weight is grams, and the color is white or orange.
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Before October 1, 2000, the diameter of the table tennis ball: 38 mm, the weight was 25 grams; After 1 October 2000, large balls with a diameter of 40 mm and a weight of 27 grams were used.
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The current table tennis balls are millimeters in diameter, gram in weight, white, yellow or orange. Generally white. International standards.
The diameter of the basketball (db) is centimeters, and the diameter of the hoop (dr) is 45 centimeters.
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The standard diameter of table tennis balls is 40mm, and the standard mass is grams.
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The diameter is 40 mm and the weight is grams.
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Nonsense, 5 grams, then how can it be bounced The international standard is grams.
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<>Table tennis is the national sport of our country and a popular ball sport in the world. Table tennis has the characteristics of small ball, fast speed, fast change and strong entertainment, and has attracted many enthusiasts from all over the world to participate for a long time. At present, table tennis has strict regulations on the ball used in international official competitions, and the original 38mm ball has been changed to a 40mm ball.
At the 2001 World Table Tennis Championships, the ITTF made major changes to the rules of the game: the diameter of the ball was increased from 38mm to 40mm, and the score of a single game was changed from 21 points to 11 points. This rule came into force on 1 September 2001.
In the 2014 Women's World Cup, the new plastic ball appeared on the world stage for the first time. The ITTF has decided that from July 1, 2014, major international competitions, including the ITTF Open Championships and Finals, will use new material table tennis. A two-year transition period was given, and as of July 1, 2016, the ITTF will no longer recognize celluloid, and the 120-year-old celluloid has withdrawn from the World Series stage.
I only know a little bit about table tennis, I only know that the new table tennis regulations stipulate that the diameter of the ball should be millimeters, the weight should be grams, and the color should be white or orange, and the table tennis balls made of celluloid or plastic. At present, there are strict regulations on the use of balls in international table tennis competitions. The original 38mm ball was changed to a 40mm ball.
The main reason is that due to the fast speed and strong rotation of the 38mm ball, when the table tennis develops to a certain height, the number of rounds is too small, and it is not easy for the audience to see the ball clearly.
In order to improve the ornamentation and interest of table tennis competitions, the International Table Tennis Federation (ITTF) envisioned enlarging the diameter of the ball for the game as early as 1996, but it was not clear how much it was enlarged, so it commissioned Double Happiness to carry out trial production. Through a lot of experiments and competitions, Double Happiness fixed the size of the ball at 40mm, and it has been fully used in all international competitions since 2000.
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At present, the table tennis balls used in standard table tennis competitions are generally kept at about grams, with a diameter of about 40 millimeters, that is, about four centimeters.
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Table tennis balls are probably grams or grams. The diameter is 40 mm. It is also required to be white or orange.
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The current standard table tennis game uses a table tennis ball weight of grams; The diameter is 40 mm, which is the reform package adopted in Kuala Lumpur.
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The weight of a table tennis ball is about grams, and the specific weight needs to be determined according to the material, diameter and other factors of the table tennis ball. In 2000, the ITTF Extraordinary General Assembly and Congress decided to use a large ball with a diameter of 40 mm and a weight gram instead of a small ball of 38 mm at the World Table Tennis Championships.
Table tennis is a popular ball sport in the world, the style of play can be divided into offense, confrontation and defense, originated in the United Kingdom, because of its "pingpong" sound when hitting, it is named after the "national ball" of China.
In January 1926, an international table tennis tournament was held in Berlin, Germany, and in December of the same year, the International Table Tennis Federation was officially established, and the European Championships held in London were named the first World Table Tennis Championships.
Table tennis is mainly divided into two kinds of processes: seamed and seamless, since 2014, the international table tennis competition has used a brand-new, polymer-based new plastic ball, replacing the raw materials used for many years in the manufacture of table tennis.
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Now the standard weight of table tennis is grams.
Table tennis, known as China's "national sport", is a popular ball sport in the world, including offense, confrontation and defense.
Table tennis originated in the United Kingdom, and the name "ping pong" originated in 1900, so named for the sound of "ping pong" when it hits a bend.
In Chinese mainland, "table tennis" is its official name, as is Hong Kong and Macau. In January 1926, an international table tennis tournament was held in Berlin, Germany, with a total of 64 male athletes from nine countries participating.
In December of the same year, the International Table Tennis Federation was officially established and named the European Championships held in London as the first World Table Tennis Championships.
2014 Table Tennis World Cup match ball size: diameter to millimeters, table tennis standard weight bright finch is grams.
Table tennis venue, equipment specifications
1. Site specifications.
The competition area should be enclosed by a dark baffle of the same height and separated from the adjacent competition area and spectators. Each table has a playing field area of 8 meters and 16 meters. There are tables, nets, balls, baffles, referee tables, referee chairs, scorers, etc.
A minimum of two electronic scoreboards will be used per table, and four will be used in the finals.
The electronic scoreboard is placed behind the two sides of the table tennis competition venue or at the four corners, and the card has the player's name, country or region, time, and the score of each game, so that the audience can clearly see the score on the display screen in the stands.
There is also a large electronic display in the stadium that can be seen by all spectators, which can display all the relevant information about the game at the same time. In the final or when playing on only one table, the referee uses a microphone to facilitate the crowd**.
2. Equipment specifications.
Table: 76 cm high, long and wide, dark green or blue.
Net: Centimeter high, long buried key to the protrusion outside the table, the color is the same as the color of the table.
3. Ball: white or orange, and matte, 40 mm in diameter, weight gram hard ball.
4. Baffle: high meter, wide or 2 meters, the color is the same as the color of the table.
All equipment is specially approved and specified by the ITTF and must be of the same grade throughout the competition, including training facilities.
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One ping-pong ball weighs 3 grams.
The standard table tennis ball is made of a type called celluloid.
made of materials. Celluloid is flammable and has certain requirements for storage. A celluloid sheet is a resilient, lightweight, translucent object, and its main component is nitrocellulose.
Table tennis, known as China's "national sport," is a world-popular ball sport that includes offense, confrontation and defense. The competition is divided into team, singles, doubles, mixed doubles and other types; Before September 1, 2001, it was a game worth 21 points, and now it is a game with 11 points; Best-of-three games, best-of-five games, and best-of-seven.
Precautions for playing table tennis
This sport pays more attention to coordination when exerting force, so each step of the movement should be a process of relaxation and then force. The most important thing to pay attention to is excessive tension, such as mental tension and muscle tension, which will lead to excessive force or difficulty in reverting the action, resulting in poor continuity of the attack. Therefore, whoever has better coordination will be more likely to win, remember not to root under your feet, but to coordinate your hands and feet.
Don't come to the long ball and pinch it. Nowadays, the ball is getting bigger and bigger, so it is not too easy to spin and control the short ball, and if you pinch the ball too much, you will waste the opponent's time to attack. At the same time, it is taboo to rub too much when hitting the ball and too little pool when playing.
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On February 23, 2000, the ITTF Extraordinary General Assembly and Congress in Kuala Lumpur adopted the 40mm ball reform plan, deciding that from October 1, 2000, that is, after the Sydney Olympic Games, table tennis competitions will use a diameter of 40 mm and a weight of 2
7 grams of large balls to replace 38 mm small balls.
The weight of the shuttlecock is not the same.
1).50, 49 is the weight of the shuttlecock, 50 is the weight of the gram, and 49 is the weight of the gram.
2).77,78 is also the weight of the shuttlecock (the European unit of measurement: green).
3).1,2,3,4.Indicates the flight speed of the shuttlecock. Generally, it is more common in the Japanese market.
The above three methods of expressing the flight speed of the shuttlecock can be used, and the square of the flight speed is indicated by grams and greens.
Law is more common in China.
The flight speed of a shuttlecock is related to the following aspects:
1.The weight of the shuttlecock. Generally speaking, the weight used in southern China is grams or grams, which is equivalent to 76 or 77 greens
2.The size of the mouth diameter of the badminton ball. In general, if the weight is standard, the diameter of the ball mouth should be 66mm
Plus or minus is better, such a flight speed is more suitable for use in the south of China. If the weight of the ball is too large.
The diameter of the ball mouth will be larger, and if the weight is lighter, the diameter of the ball hole will be smaller.
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Hello, glad to answer for you.
Analysis: As can be seen from the figure, the picture on the right is 3 less table tennis balls than the picture on the left, and the number below is also 9 grams less, indicating that 3 table tennis balls weigh 9 grams, so a table tennis ball weighs 3 grams.
Problem solving: (149-140) 3
3 (grams) A: A ping pong ball weighs 3 grams.
Good luck with your learning.
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5. The playing table is divided into two equal areas by a perpendicular net parallel to the end line, and the entire area of each table area should be a whole.
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