Rotational Velocity & Acceleration Video Lessons

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Problem: A wheel initially rotating at 57 rpm experiences the angular acceleration shown in (Figure 1) .What is the wheel's angular velocity, in rpm, at t = 3.0 s?

FREE Expert Solution

The area under the α - t graph gives ω.

Initial angular velocity, ωi = 57 rpm

Converting to rad/s:

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Problem Details

A wheel initially rotating at 57 rpm experiences the angular acceleration shown in (Figure 1) .
What is the wheel's angular velocity, in rpm, at t = 3.0 s?

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