Tag: A regulation table tennis ball has a mass of 2.5 g and is 42 mm in diameter.
-
Moment of Inertia
A regulation table tennis ball has a mass of 2.5 g and is 42 mm in diameter. What is its moment of inertia about an axis that passes through its center? Known Variables: m: 2.5 g or .0025 kg d: 42 mm or .042 m r= .042/2 = .021m Moment of Inertia for a hollow sphere I =(2/3) x m x r²…