NEW
Font size
S
M
L
XL
WorksheetsUnit 13
Total questions: 5
Worksheet time: 3mins
Name
Class
Date
1.
1. Which fixing method is used to install industrial equipment on a DIN rail in a control panel?
a)
Adhesion
b)
Clipping
c)
Cleating
d)
Riveting
2.
2. What is the effect on an electronic signal conditioning circuit when radiated interference is present?
a)
Distorted signal processing
b)
Attenuation of signal noise
c)
Overheating of components
d)
Reduction of supply voltage
3.
3. What method is used to secure control panel wiring?
a)
Insulation taping.
b)
Strapped harness.
c)
Cleating.
d)
Clipping.
4.
4. Which type of PLC output is used for the high-frequency switching of ac loads?
a)
Relay
b)
BJT
c)
Triac
d)
MOSFET
5.
5. Which type of PLC output can only switch a dc current?
a)
Transistor.
b)
Diode
c)
Varistor
d)
Triac
Reset
