SOLUTION: A 15” fan rotates at 350 revolutions per minute. Find the angular speed in radians per second. Select one: a. 36.7 rps b. 300.2 rps c. 50.2 rps d. 2199.1 rps

Algebra ->  Trigonometry-basics -> SOLUTION: A 15” fan rotates at 350 revolutions per minute. Find the angular speed in radians per second. Select one: a. 36.7 rps b. 300.2 rps c. 50.2 rps d. 2199.1 rps      Log On


   

Question 851316: A 15” fan rotates at 350 revolutions per minute. Find the angular speed in radians per second.
Select one:
a. 36.7 rps
b. 300.2 rps
c. 50.2 rps
d. 2199.1 rps
Found 2 solutions by Alan3354, josmiceli:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
350 rev/min = 350*2pi radians/minute
divide that by 60 to get rad/sec

Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
In words:
( revs / min ) x ( 2pi radians / rev ) x ( 1 min / 60 sec ) = radians / sec
+350%2A2%2A+pi%2A%28+1%2F60+%29+=+%28+700%2F60+%29%2Api+
+%28+70%2F6+%29%2A3.141+=+36.65+
The closest answer is (a) 36.7 r/s