Problem: The L-shaped object shown in the figure below right consists of the masses connected by light rods. How much work must be done to accelerate the object from rest to an angular speed of 3.25 rad/s about the x-axis? a) 62.3 J b) 23.7 J c) 17.6 J d) 47.4 J e) 34.2 J

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Problem Details

The L-shaped object shown in the figure below right consists of the masses connected by light rods. How much work must be done to accelerate the object from rest to an angular speed of 3.25 rad/s about the x-axis?

a) 62.3 J

b) 23.7 J

c) 17.6 J

d) 47.4 J

e) 34.2 J

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Our tutors have indicated that to solve this problem you will need to apply the Intro to Rotational Kinetic Energy concept. You can view video lessons to learn Intro to Rotational Kinetic Energy. Or if you need more Intro to Rotational Kinetic Energy practice, you can also practice Intro to Rotational Kinetic Energy practice problems.

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Based on our data, we think this problem is relevant for Professor Zane's class at UM.