Equations of Rotational Motion Video Lessons

Concept

# Problem: An old-fashioned LP record rotates at 33 rpm. What is its frequency in rev/s? What is its period?

###### FREE Expert Solution

In this problem, we will use the relationship between rpm and rps as:

$\overline{){\mathbf{1}}{\mathbf{r}}{\mathbf{p}}{\mathbf{m}}{\mathbf{=}}\frac{\mathbf{r}\mathbf{p}\mathbf{s}}{\mathbf{60}\mathbf{rpm}}}$

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###### Problem Details

An old-fashioned LP record rotates at 33 rpm. What is its frequency in rev/s? What is its period?