dumjevin dumjevin
  • 26-01-2015
  • Mathematics
Answered


A ceiling fan has
20
-inch blades (so the radius of the circular fan is
20
inches). Suppose the linear speed of the tip of a blade is
10
feet per second.

Answer :

AL2006
AL2006 AL2006
  • 26-01-2015

OK.  Got it !  So the fan is spinning at about 57.296 revolutions per minute.

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