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Test 5

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9 views1 page

Test 5

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meow912313
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110-2 Applied Mechanics (I) - Test (5) 2022/05/31

學號： 姓名：
1. (50 %) Determine the coordinates of the centroid of the shaded area.

(a) (b)

2. (25%) A surface is generated by revolving the circular


arc of 0.8-m radius and subtended angle of 120⁰
completely about the z-axis. The diameter of the neck is
0.6 m. Determine the outside area A generated.

3. (25%) Determine the force P required to overcome rolling


resistance and support the 40-kg roller if it rolls down the
inclined plane with constant velocity. The coefficient of
rolling resistance is a = 10 mm.

1 |Pa ge

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