A car whose tire have radii 50cm travels at 20km/h. What is the angular velocity of the tires?

Slater Victoroff asked Feb 27, 2022

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Slater Victoroff asked Feb 27, 2022

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20 votes

Convert to m/s

$\\ \sf\longmapsto v=20* 5/18=5.5m/s$

We know

$\boxed^2)$

$\\ \sf\longmapsto \omega=(0.5(5.5))/(|0.5|^2)$

$\\ \sf\longmapsto \omega=(2.75)/(0.25)$

$\\ \sf\longmapsto \omega=11rad/s$

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