IET 540 Written Exam || with 100% Errorless Solutions.
What is needed to create a revolute joint? correct answers Two lines and two planes (Planes
perpendicular)
What is needed to create a prismatic joint? correct answers Two lines and two planes (Planes
parallel)
What is needed to create a cylindrical joint? correct answers Two coaxial lines
What is needed to create a screw joint? correct answers Two lines and a specified pitch
What is needed to create a spherical joint? correct answers Two Points
What is needed to created a planar joint? correct answers Two planes
What is needed to create a Rigid joint? correct answers Two parts
What is needed to create a point curve joint? correct answers A point and a curve
What is needed to create a slide curve joint? correct answers Two curves
What is needed to create a roll curve joint? correct answers Two curves
What is needed to create a point surface joint? correct answers A point and a surface
What is needed to create a universal joint? correct answers Two spins (axes)
What is needed to create a gear joint? correct answers Two revolute joints
What is needed to create a rack joint? correct answers A prismatic and a revolute joint
What is needed to create a cable joint? correct answers Two prismatic joints
How many DOF are in a planar joint? correct answers (3) one rotational and 2 translational
How many DOF are in a prismatic joint? correct answers (1) one translational
How many DOF are in a cylindrical Joint? correct answers (2) one rotation and one translation
How many DOF are in a Spherical joint? correct answers (3) all rotational
True or false, a spherical joint has a command associated with it? correct answers False
How many DOF are in a rigid joint? correct answers Zero
, True or false there isn't a command associated with a rigid joint? correct answers True
How many DOF are in a revolute joint? correct answers (1) a rotation
How many DOF are in a gear joint? correct answers (1) a rotation
What is the command for a gear joint? correct answers an angle of one of the revolute joints
True or false the axis of a revolute in a rack joint is fixed in space? correct answers True
How many DOF are in a rack joint? correct answers (1) either the translation or the rotation
(Whichever is driven)
The command for a rack joint involves either ___________ or _______________ correct
answers The rack translation, the revolute joint rotation
How many DOF are in a universal joint? correct answers Zero
What is the command associated with a universal joint? correct answers None
How many DOF are in a screw joint? correct answers (1) the translational along the axis or the
rotation about the axis.
What is the command associated with a screw joint? correct answers Either the rotational angle
or the translational length
How many DOF does a point surface joint have? correct answers (5) 3 rotations and 2
translations
What is the command associated with the point surface joint? correct answers None
How many DOF does a point curve joint have? correct answers (4) 3 rotations and 1 translation
(along a curve)
What is the command associated with the point curve joint? correct answers Length along the
curve
What is the command associated with the slide-curve joint? correct answers None
What constraints does a slide curve joint require? correct answers Two curves must be coincident
and tangent at one point
What command is associated with the roll curve joint? correct answers The length of the
translation along the curves to the point contact
A cable joint is thought of as a ________ joint for two prismatic joints correct answers Gear
What is needed to create a revolute joint? correct answers Two lines and two planes (Planes
perpendicular)
What is needed to create a prismatic joint? correct answers Two lines and two planes (Planes
parallel)
What is needed to create a cylindrical joint? correct answers Two coaxial lines
What is needed to create a screw joint? correct answers Two lines and a specified pitch
What is needed to create a spherical joint? correct answers Two Points
What is needed to created a planar joint? correct answers Two planes
What is needed to create a Rigid joint? correct answers Two parts
What is needed to create a point curve joint? correct answers A point and a curve
What is needed to create a slide curve joint? correct answers Two curves
What is needed to create a roll curve joint? correct answers Two curves
What is needed to create a point surface joint? correct answers A point and a surface
What is needed to create a universal joint? correct answers Two spins (axes)
What is needed to create a gear joint? correct answers Two revolute joints
What is needed to create a rack joint? correct answers A prismatic and a revolute joint
What is needed to create a cable joint? correct answers Two prismatic joints
How many DOF are in a planar joint? correct answers (3) one rotational and 2 translational
How many DOF are in a prismatic joint? correct answers (1) one translational
How many DOF are in a cylindrical Joint? correct answers (2) one rotation and one translation
How many DOF are in a Spherical joint? correct answers (3) all rotational
True or false, a spherical joint has a command associated with it? correct answers False
How many DOF are in a rigid joint? correct answers Zero
, True or false there isn't a command associated with a rigid joint? correct answers True
How many DOF are in a revolute joint? correct answers (1) a rotation
How many DOF are in a gear joint? correct answers (1) a rotation
What is the command for a gear joint? correct answers an angle of one of the revolute joints
True or false the axis of a revolute in a rack joint is fixed in space? correct answers True
How many DOF are in a rack joint? correct answers (1) either the translation or the rotation
(Whichever is driven)
The command for a rack joint involves either ___________ or _______________ correct
answers The rack translation, the revolute joint rotation
How many DOF are in a universal joint? correct answers Zero
What is the command associated with a universal joint? correct answers None
How many DOF are in a screw joint? correct answers (1) the translational along the axis or the
rotation about the axis.
What is the command associated with a screw joint? correct answers Either the rotational angle
or the translational length
How many DOF does a point surface joint have? correct answers (5) 3 rotations and 2
translations
What is the command associated with the point surface joint? correct answers None
How many DOF does a point curve joint have? correct answers (4) 3 rotations and 1 translation
(along a curve)
What is the command associated with the point curve joint? correct answers Length along the
curve
What is the command associated with the slide-curve joint? correct answers None
What constraints does a slide curve joint require? correct answers Two curves must be coincident
and tangent at one point
What command is associated with the roll curve joint? correct answers The length of the
translation along the curves to the point contact
A cable joint is thought of as a ________ joint for two prismatic joints correct answers Gear
