
unit 8

Quiz
•
Special Education
•
University
•
Easy

Makki Al-Marhoon
Used 15+ times
FREE Resource
77 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
What is the function of the squirrel cage motor in MOV is?
Allow mechanical operation of the valve
Set the actuator motor drive limits
Mechanical drive to open and close the valve
to choose LOCAL, REMOTE, LOCAL & REMOTE or OFF
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
What is the part in MOV’s that provides the mechanical drive to open and close valve?
Gearbox
squirrel cage Motor
Limit switch
Control switch
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
What is the function of the gearbox in MOV’s is?
Allow mechanical operation of the valve
Set the actuator motor drive limits
Mechanical drive to open and close the valve
to choose LOCAL, REMOTE, LOCAL & REMOTE or OFF
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
What is the part in MOV’s allows mechanical operation of the valve?
Gearbox
Motor
Limit switch
Control switch
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Why the gearbox filled with oil?
Prevent over temperature damage
To reduce friction
Let the motor gain full speed before it engages the load
Disengage from hand drive
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
What are the O-rings needs for Movs?
Disengages from hand drive
Allows the valve to operate at a suitable speed
To prevent oil from leaking
Provides two direction control
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
What is the part in MOV’s that prevent the oil from leaking?
Worm drive
Oil seals and O rings
Worm wheel
Center column
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