A 33-rpm phonograph record reaches its rated speed 1.8s after it's turned on. What was the angular acceleration??? Thanks
oomchu
14th November 2006 - 05:31 PM
QUOTE (Micah+Nov 14 2006, 02:03 AM)
A 33-rpm phonograph record reaches its rated speed 1.8s after it's turned on. What was the angular acceleration??? Thanks
I don't remember the exact formula for this offhand, but I can tell you that you need to convert 33 rpms into radians/sec.
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