According to a recent edition of the Guinness Book of World Records the highest rotary speed ever attained was 2010 m/s. This speed occurred at one end of a rod 15.3 cm long that rotated about the other end. What was the frequency of rotation of the rod in revolutions per minute?

Question

According to a recent edition of the Guinness Book of World Records the highest rotary speed ever attained was 2010 m/s.  This speed occurred at one end of a rod 15.3 cm long that rotated about the other end.  What was the frequency of rotation of the rod in revolutions per minute?

irishboy123 · Answer

just play with these but keep the units right...."rpm"
$$v = \omega r$$
$$w = \frac{2 \pi}{T} = 2 \pi f$$