B: A centrifuge with a phosphor bronze basket, 380 mm in diameter, is to be run at 67 Hz with a 75 mm layer of liquid of density 1200 kg/m' in the basket. What thickness of walls is required in the...

Extracted text: B: A centrifuge with a phosphor bronze basket, 380 mm in diameter, is to be run at 67 Hz with a 75 mm layer of liquid of density 1200 kg/m' in the basket. What thickness of walls is required in the basket? The density of phosphor bronze is 8900 kg/m' and the maximum safe stress for phosphor bronze is 87.6 MN/m².