The most authoritative answer in 2024
-

-
Ethan Brown——Works at Microsoft, Lives in Seattle, WA
A CD is
4.72 inches (
120 millimeters) in diameter and .047 inches (1.2 millimeters) thick. The positioning hole in the middle is .59 of an inch (15 millimeters) in diameter. A CD usually weighs around .53 of an ounce (15 grams). A standard CD can store up to 74 minutes of data.
read more >>
About “4.72 inches、120 millimeters、4.72 inches”,people ask:
QuesHub is a place where questions meet answers, it is more authentic than Quora, but you still need to discern the answers provided by the respondents.