porsche

small pulley with 6-inch diameter turns at 350rpm. small pulley drives a larger puley turning at 150rpm.?

Nov 04, 2009 by Angel | Posted in Mathematics

What is the diameter of the larger pulley?

circumference = diameter Г— ПЂ

circumference of smaller pulley = 6ПЂ inches
350 revolutions/minute Г— 6ПЂ inches/revolution = 2100ПЂ inches/minute
The smaller pulley moves the drive belt 2100ПЂ inches per minute.

| Nov 04, 2009

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