
Festo: CH 4-5

Passage
•
Engineering
•
12th Grade
•
Hard
Casey Robinson
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What happens to the output voltage in negative-switching sensors when a workpiece approaches?
It switches over to a voltage of 0 V
It increases to full supply voltage
It remains constant
It fluctuates randomly
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the function of the downstream electronic unit in an inductive proximity sensor?
It evaluates the resonant circuit's behavior and actuates the output.
It generates the magnetic field.
It stores electrical energy.
It converts AC to DC.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following is NOT a characteristic of capacitive proximity sensors?
Respond to high dielectric constant materials
Generate electrostatic fields
Only detect metallic objects
Form stray fields
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What happens when an object interrupts the light beam in a through-beam sensor?
The light beam is amplified
A signal is triggered
The light beam is reflected
The light beam is absorbed
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the benefit of using semiconductor LEDs in optical sensors?
They are expensive
They are unreliable
They are durable and easy to install
They are difficult to align
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In a retro-reflective sensor, what happens when an object interrupts the light beam?
The sensor turns off permanently
The light beam becomes stronger
A signal is triggered to initiate a switching operation
The sensor emits a sound
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the role of the reflector in a retro-reflective sensor?
To absorb light
To emit sound
To reflect the light beam back to the receiver
To generate heat
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