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The rules of Major League Baseball, section 1.09 states:

// "The ball shall be a sphere formed by yarn wound around a small core of

// cork, rubber or similar material, covered with two stripes of white

// horsehide or cowhide, tightly stitched together. It shall weigh not less

// than five nor more than 5 1/4 ounces avoirdupois and measure not less than

// nine nor more than 9 1/4 inches in circumference."

//

// http://mlb.mlb.com/NASApp/mlb/mlb/baseball_basics/mlb_basics_objectives.jsp

mincirc = 9 inches

maxcirc = (9 + 1/4) inches

minweight = 5 ounces

maxweight = (5 + 1/4) ounces

Q: What is the regulation size and weight of a baseball today?

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53.24

Size 5 for top level rugby.

9 inches around, 5 ounces.

The standard size is a cirumfrence of 27-28 in with a total weight of 14-16 ounces. This is kept in check by the NFL and is regulation.

no your bat has to be regulation size and very tan to use in a game

depends on your kid's weight, size and strength

The current regulation size of a table tennis ball is 40mm.

Yes there is a regulation size for Major League Baseball fields, in the case of the infield, it needs to be a 90 foot square. The outfield does not have any regulation size between the 2 foul poles, their regulation size is only in the case of its distance to home plate so the distance between home plate and the Outfield fence must be at least 250 feet however along the foul lines the distance between the plate and the outfield fencce must be at least 320 feet and the distance must be at least 400 feet between the plate and the fence in Center Field.

For men, the official ball is 29.5 inches (74.9 cm) in circumference (size 7, or a "295 ball") and weighs 22 ounces (624 g). If women are playing, the official basketball size is 28.5 inches (72.4 cm) in circumference (size 6, or a "285 ball") with a weight of 20 ounces (567 g).

The cirumference of a baseball is between 9 and 9.25 inches. That would be 22.86 and 23.5 centimeters. The diameter of a baseball is between 5 and 5.25 inches. That would be 12.7 and 13.34 centimeters.

The regulation size for basketball nets are all the same at ten feet. The regulation for high school, college, and the NBA/WNBA use nets that are ten feet high.

29.5