WorksheetsRobotics Ch. 6: Sensors and Vision
Total questions: 15
Worksheet time: 8mins
You are setting up a system to detect if fluid is inside a carton so the robot can pick the empty cartons off the line. Which of the following would work for this task?
inductive prox switch
photoelectric prox switch
capacitive prox switch
any of these
You are setting up a robotic system to pick up metal parts from the end of a conveyor and must choose a sensor to let the robot know when a part is present. Which of the following would work for this task?
photoelectric prox switch
inductive prox switch
capacitive prox switch
any of these
A(n) __________ system emits a high-frequency sound pulse and measures the amount of time it takes to return to determine the distance between the robot and objects.
GPS
ultrasonic
sound location
d. vision
The base signal for a tactile array is the signal generated when ____________.
when the gripper is open with no part present
when the grippers are closed against one another with no part
it is gripping a part
none of these
Subminiature micro limit switches commonly have an amperage range of _________.
1-10 amps
1-7 amps
1-3 amps
1-20 amps
The __________ is used to count the number of full rotations made as well as ensure proper positioning of the systems should the encoder or motor need adjustment, replacement, or maintenance.
second row of light windows or reflectors
zero pulse
single row of light windows or reflectors
none of these
Which of the following could be used in a tactile sensor array to gather information?
Piezoelectric crystals
capacitive elements
strain gauges
any of these
Micro limit switches commonly have an amperage range of _________.
1-20 amps
1-3 amps
1-10 amps
1-7 amps
Which of the following is not part of the process of setting up a vision system?
taking an image of the optimal part position
taking a calibration image
none of these
programming the robot to use the vision system data
Which of the following is NOT true of early vision systems?
color was not an option
changes in lighting greatly reduced the chance of recognizing objects
they were prone to failure
they rarely required human intervention
To detect changes in the system, high-end complex tactile sensors may monitor changes in _________ within the sensor due to interaction with their environment.
voltage
all of these
capacitance
resistance
When selecting a limit switch, you need to know _______.
switch response speed
force exerted by the contact object
the amperage at the contacts
all of these
The robot you are working with has a vision system and must pick out the blue parts on a conveyor as they pass. Which of the following would be the worst lighting to use for this scenario?
red lighting
bright white light
blue lighting
natural light
An early robotic system controlled by a peg drum that activates cam switches to control the robot would be ______.
the desired robot for small industrial applications
a closed loop system
vulnerable to strong magnetic fields
a open loop system
Flows of electrons created by the magnetic field moving across a ferrous metal item that generate their own magnetic field are know as _____.
Eddy currents
calibration signal
the Hall Effect
noise
