TBR physics example 2.7b

[2010premed]

---

Members don't see this ad.

How long does it take for a 33-rpm record to rotate once, at constant speed?

A. .033 s
B. 1.82 s
C. 0.29 s
D. 3.33 s

 

[RickyJamesMD]

B.

If its 33 rotations per minute, then in 60 seconds, thre are 33 rotations.

60seconds/33 rotations = 1.82 seconds/rotation.

Hope that helped!