Converting Between Linear & Rotational Video Lessons

Concept

Problem: What is the maximum speed of a point on the outside of the wheel 15 cm from the axle? Express your answer with the appropriate units.

FREE Expert Solution

ω = Δθ/Δt — angular velocity is slope of θ-t graph

Max ω is the steepest slope on the graph, here that's between 10 and 5 s

Linear velocity related to angular by v = ωr

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Problem Details

What is the maximum speed of a point on the outside of the wheel 15 cm from the axle? Express your answer with the appropriate units.