SOLUTION: Two pulleys, the first with a radius 2 inches and the second with radius of 6 inches, are connected by a belt. if the 20 inch pulley rotates at 3 rpm, what is this angular frequenc

Algebra ->  Trigonometry-basics -> SOLUTION: Two pulleys, the first with a radius 2 inches and the second with radius of 6 inches, are connected by a belt. if the 20 inch pulley rotates at 3 rpm, what is this angular frequenc      Log On


   



Question 1133740: Two pulleys, the first with a radius 2 inches and the second with radius of 6 inches, are connected by a belt. if the 20 inch pulley rotates at 3 rpm, what is this angular frequency in hertz? Thanks! appreciate the help
Found 2 solutions by addingup, Alan3354:
Answer by addingup(3677) About Me  (Show Source):
You can put this solution on YOUR website!
"20 inch pulley rotates at 3 rpm, what is this angular frequency in hertz?"
1 Revolution per minute is equal to 1/60 Hertz
Thus:
3 x 1/60 = 3/60 = 1/20 = 0.05 Hertz

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
3 rpm = 3/60 rev/second
--> 1/20 Hertz
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Not clear what "angular frequency" means.