Choose the best alternative to fill in the blank in each of the following sentences.
Date: 2015-10-07; view: 532.
1 When a load under control must follow a specific … to get from its starting point, the movements of the axes must be coordinated.
a path
b way
c theory
2 There are three kinds of interpolation: linear, … , and contouring.
a straight
b circular
c triangular
3 Linear interpolation is the ability of a … control system having two or more axes to move the load from one point to another in a straight line.
a method
b movement
c motion
4 The motion controller must determine the speed of each axis so that it can … their movements.
a equal
b coordinate
c harmonize
5 True linear interpolation requires that the motion controller modify axis … .
a speeding-up
b acceleration
c accelerate
6 The path can lie in one plane or be three … .
a lengthen
b sized
c dimensional
7 Circular interpolation is the ability of a motion control system having two or more axes to move the load around a circular … .
a trajectory
b axis
c way
8 It requires that the motion controller … load acceleration while it is in transit.
a change
b modify
c alter
9 … is the path followed by the load, tool, or end-effector under the coordinated control of two or more axes.
a Contouring
b Forming
c Welding
10 It requires that the motion controller change the speeds on different axes so that their trajectories pass through a set of … points.
a established in advance
b limited
c predefined
11 Load speed is determined along the trajectory, and it can be … except during starting and stopping.
a persistent
b permanent-type
c constant
| <== previous lecture | | | next lecture ==> |
| Use the words and word combinations in the box to complete the text. | | | Fill admissions in the following text. Choose one of the offered variants. |