Practice Linear Acceleration For Rotating Links (2.5) - Kinematic Analysis of Simple Mechanisms

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8 questions

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6 sample questions

Question 1.
Define linear acceleration in your own words.
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Think about speed changes and direction.
Question 2.
What is the formula for tangential acceleration?
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Remember that α is angular acceleration.
3Question 3.
What type of acceleration changes a body's speed along a circular path?
- Centripetal
- Tangential
- Constant
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Think about motion along the path!
4Question 4.
True or False: Centripetal acceleration is directed outward from the center of rotation.
- True
- False
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Imagine riding a carousel.
Question 5.
Calculate the tangential and centripetal acceleration of a point on a rotating disk with a radius of 2 m, rotating with an angular speed of 5 rad/s.
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Remember to apply the formulas carefully.
Question 6.
For a closed-loop mechanism, if the position vectors are r1 = 3i + 4j and r2 = -3i + 2j, write the loop closure equation.
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Think about the geometrical representation of loop closure.

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