Lecture #1: Mechanics of Mechanical Manipulators
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Questions and Answers

What are the two things derived at a beginner level for objects in 3D space?

  • Pressure and Volume
  • Velocity and Acceleration
  • Force and Torque
  • Position and Orientation (correct)
  • What is used to define orientation and position in the context of mechanical manipulators?

  • Velocity Vector
  • Coordinate System (correct)
  • Force Field
  • Energy Matrix
  • What is the science that treats motion without regard to the forces causing it?

  • Dynamics
  • Thermodynamics
  • Kinematics (correct)
  • Statics
  • What are the properties of motion studied in the kinematics of manipulators?

    <p>Position, Velocity, Acceleration</p> Signup and view all the answers

    What term is used to describe the number of independent position variables needed to locate all parts of a mechanism?

    <p>Degrees of Freedom</p> Signup and view all the answers

    What does the free end of a chain in a manipulator system have?

    <p>End Effector</p> Signup and view all the answers

    What does the leading superscript 'AP' mean in the context of vectors?

    <p>Components of vector AP have numerical values</p> Signup and view all the answers

    Why is it important to describe orientation when discussing the location of an object in space?

    <p>Orientation completes the location description of an object</p> Signup and view all the answers

    What does the notation $A_{P}$ = $\begin{bmatrix} p_{x} \ p_{y} \ p_{z} \end{bmatrix}$ represent?

    <p>$A_{P}$ represents the position of point AP in space</p> Signup and view all the answers

    How is orientation described for a body in space relative to a reference system?

    <p>By attaching a coordinate system and describing it relative to a reference system</p> Signup and view all the answers

    What does $\ ext{w.r.t}$ stand for in the context of describing orientation?

    <p>$\text{w.r.t}$ signifies 'with respect to'</p> Signup and view all the answers

    How is orientation conveniently described using unit vectors?

    <p>Unit vectors are stacked together as columns of a 3 x 3 matrix</p> Signup and view all the answers

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