Quiz
Chapter 8 - Sensors
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Questions in this quiz (56)
1[blank_start]Sensors[blank_end] allow robots to interact with their environment, respond to changes, and determine a course of action.
- ASensors
- BTools
- CGrippers
- DFingers
2What is the purpose of a sensing system for a robot?
- AThey allow for open-loop systems.
- BThey allow for non-servo systems.
- CThe give robots a faster decision-making capacity.
- DThey give robots a high-level decision-making capacity.
3Which of the following best describes the function of a transducer?
- AConverts physical quantities to electrical quantities.
- BMeasures the amount of light in a specific area.
- CConverts heat energy into motion.
- DConverts mechanical energy into fluid energy.
4Which of the following is not a category of opto-electronic devices?
- APhotoemissive devices
- BPhotoconductive devices
- CPhotosynthetic devices
- DPhotovoltaic devices
5Which of these best describes the function of an infrared sensor?
- AResponds to radiation in the infrared range
- BResponds to electromagnetic radiation
- CMeasures pressure of light
- DMeasures pressure from sunlight
6Sensors used for color measurement and leak detection respond to electromagnetic radiation in the ____ region of the
spectrum- Ainfrared
- Bgamma
- Cvisible light
- Dultraviolet
7Which of these best defines the purpose of an ultraviolet sensor?
- AA. Responds to radiation in the infrared range
- BB. Responds to electromagnetic radiation
- CC. Measures pressure of light
- DD. Measures pressure from sunlight
8A high dc potential is applied to a plasma tube. A filament within the tube is heated by a small ac source. Electrons from the filament accelerate and strike helium-neon gas atoms and ionize. What device is this describing?
- AGas filter
- BGas IR sensor
- CGas laser
- DTransducer element
9How are X-rays used in industrial control?
- ATo clean metal parts.
- BTo inspect the internal structure of metals and other materials
- CTo measure distance between two objects.
- DTo detect heat signatures.
10What is visual servoing?
- AThe use of servo motors to move light sensors.
- BWhen an operator visually inspects a robot's servo system.
- CThe process a robot uses to detect heat using visual IR sensors.
- DThe use of cameras to guide a robot to a particular location.
11What is the piezoelectric effect?
- AWhen electrical energy is converted to sound.
- BWhen heat energy is converted to electrical energy.
- CWhen sound is converted to electrical energy.
- DWhen electrical energy is converted to heat.
12What are thermoelectric sensors?
- ADevices that produce a change in pressure output due to a fluctuation in temperature.
- BDevices that produce a change in electrical output due to a fluctuation in pressure.
- CDevices that produce a change in temperature output due to a fluctuation in electricity.
- DDevices that produce a change in electrical output due to a fluctuation in temperature.
13What is a magnetic field sensor?
- AA device that identifies a change in an existing magnetic field by making physical contact with objects in the environment.
- BA device that identifies a change in pressure without making physical contact with objects in the environment.
- CA device that identifies a change in an existing magnetic field without making physical contact with objects in the environment.
- DA device that identifies a change in an existing magnetic field by making light readings with hot objects in the environment.
14A simple magnetic field sensor that either makes or breaks contact in response to changes in a magnetic field is called a(n) ________.
- Areed switch
- BIR sensor
- CUV sensor
- Dfield effect transistor
15What type of device responds to mechanical energy by changing its resistance when under tension or compression?
- AReed switch
- BStrain gauge
- CHall effect sensor
- DPaddle actuator
16Optical proximity sensors can respond to visible or infrared light.
- ATrue
- BFalse
17The radiated energy from an infrared LED is visible by the human eye.
- ATrue
- BFalse
18________ sensors are devices that operate on capacitance developed by a large conductive object.
- AEddy current proximity
- BTouch-sensitive proximity
- CTactile
- DRange
19What type of device determines the precise distance from an object?
- ARange sensor
- BStrain gauge
- CReed switch
- DHall effect sensor
20LEDs are not sensitive to shock and vibration.
- ATrue
- BFalse
21The resistance of a thermistor decreases as temperature increases
- ATrue
- BFalse
22A ____ device emits electrons in the presence of light.
- Aphotoconductive
- Bphotovoltaic
- Cphotoemissive
- Dthermistor
23Sensors are [blank_start]transducers[blank_end] that respond to various types of physical signals.
- Atransducers
- Bsensivite
- Cdevices
- Dinducers
24A thermocouple is a transducer that converts [blank_start]heat[blank_end] energy to electrical energy.
- Aheat
- Bcool
- Csolar
- Dwind
25A [blank_start]microphone[blank_end] is a transducer that converts sound energy to electrical energy
- Amicrophone
- Bheadphone
- Cearjack
- Dsound sensor
26[blank_start]Resistive[blank_end] transducers are devices that convert a variation in resistance into electrical variations.
- AResistive
- BCapacitive
- CInductive
- DConductive
27[blank_start]Capacitive[blank_end] transducers measure a change in capacitance, or the ratio of charge on a conductor to the potential difference between conductors
- ACapacitive
- BResistive
- CInductive
- DConductive
28[blank_start]Inductive[blank_end] transducer is a device that measures movement and creates signals that affect current flow.
- AInductive
- BResistive
- CCapacitive
- DConductive
29One use of capacitive transducers is sensing [blank_start]fluid[blank_end] pressure.
- Afluid
- Boil
- Cwater
- Dsolid
30A type of resistive transducer is a [blank_start]potentiometer[blank_end].
- Apotentiometer
- Bdial
- Cslider
- Dknob
31Inductance is a property of electrical circuits caused by the ________ field that surrounds a coil when current is flowing.
- Amagnetic
- Bsolar
- Cempty
- Dsensing
32What does LED stand for
- Alight emitting diode
- Blight emitting day
- Claser emitting diode
- Dlight energy diode
33Which sensors are part of the robotic system
- Alight
- Bcomputer vision
- Csound
- Dtemperature
- Emagnetic fields
- Fpressure guage
34The ________ spectrum is a range of visible and invisible light.
- Aelectrical
- Beletromagnetic
- Cspatial
- Dvisible
35Wavelengths of light are measured in ________.
- Amillimeters
- Bnanometers
- Cpicometers
- Dmicrometers
36A nanometer is one ________ of a meter.
- Amillionth
- Btrillionth
- Cbillionth
- Dthousandth
37What is one-tenth of a of nanometer
- Astorm
- Bangstrom
- Cangle
- Dtriangle
38What three frequencies are smaller than visible light
- Agamma ray
- Bx-ray
- Cultraviolet ray
- Dray ray
39What three frequencies are larger than visible light
- AInfrared
- BRadar
- CMicrowaves
- Dwave waves
40What two frequencies are the largest?
- ARadio waves
- BLong electrical signals
- CTV waves
- DShort signals
41What is the visible light frequencies measured in?
- AInches
- BMillimeters
- CNanometers
- DAngstrom
42Visible light is measured from 4000-7000 Angstrom?
- ATrue
- BFalse
43Visible light wavelengths range from violet to red.
- ATrue
- BFalse
44Laser stands for Light Amplification Simulated Emission Radiation
- ATrue
- BFalse
45Identify the two types of lasers
- AGas
- BSemiconductor
- CNonconductor
- DLiquid
46[blank_start]Acoustical[blank_end] proximity sensor are devices that react to sound.
- AAcoustical
- BTactile
- CRange
- DEddy current
47________ proximity sensor are devices that react to sound.
- AAcoustical
- BEddy current
- CTactile
- DRange
48________ proximity sensors are devices the produce a magnetic field.
- AAcoustical
- BEddy current
- CTactile
- DRange
49________ proximity sensors operate on capacitance
- AAcoustical
- BTactile
- CTouch-sensitive
- DEddy current
50Tactile sensors are devices that use touch to determine whether an object is present.
- ATrue
- BFalse
51Range sensors are devices that determine the precise distance from the sensor to an object.
- ATrue
- BFalse
52[blank_start]Microswitches[blank_end] are electrical switches that are turned on or off with a very small amount of force
- AMicroswitches
- BLimit switch
53[blank_start]Limit switch[blank_end] is an electrical device that has an actuator that is mechanically linked to a set of contacts.
- ALimit switch
- BMicroswitch
54Common applications for microswitches (check 2)
- Acomputer mouse buttons
- Bjoystick controls
- Cconveyor system
- Ddrilling machine
55Common applications for the limit switches (check 3)
- Aconveyor system
- Bmilling
- Cdrilling
- Djoysticks
56A laser interferometric gauge is a range sensing system that is sensitive to:
- Ahumidity
- Btemperature
- Cvibration
- Dlight
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- Description
- Robotics Quiz on Chapter 8 - Sensors, created by Cheryl Connelly on 19/03/2023.
- Author
- Cheryl Connelly
- Language
- English
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