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A) Describe internal normal, shear force, and moment inside a member of a frame. What causes these questions ?
B) Describe the parallel axis theorem for area moment of inertia and mass moment of inertia?
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A woman wishing to know the height of a mountain measures the angle of elevation of the mountaintop as 12°. After walking 1.23 km closer to the mountain on level ground, she finds the angle to be 15.8°. Find the height o ...
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John is traveling north at 20 meters/second and his friend Betty is traveling south at 20 meters/second. If north is the positive direction, what are John and Betty's speeds?
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