Question
41
Monitoring yang baik dapat...
The function of a DAC is to...
Options
a
Mendeteksi kerusakan lebih dini
Convert a digital signal into an analog signal
b
Menambah gangguan
Convert an analog signal into a digital signal
c
Mengurangi umur sensor
Convert temperature into pressure
d
Menambah kebocoran
Convert RPM
Grade
Ungraded
Last Update
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Question
42
Keuntungan kontrol otomatis dibanding manual adalah...
PID control is commonly used to control...
Options
a
Respon lebih cepat
Jacket cooling water temperature
b
Lebih lambat
Paint color
c
Lebih sulit
Bolt size
d
Tidak stabil
Number of crew members
Grade
Ungraded
Last Update
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Question
43
Apabila sensor rusak maka...
A closed-loop system requires...
Options
a
Data ke controller menjadi tidak akurat
Feedback
b
Plant lebih baik
Bolts
c
Gangguan hilang
Pipes
d
Actuator berhenti permanen
Tanks
Grade
Ungraded
Last Update
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Question
44
Kalibrasi sensor bertujuan...
The function of a sensor in a control system is to...
Options
a
Menjamin ketelitian pengukuran
Measure a process variable
b
Mengurangi daya motor
Drive a pump
c
Menambah tekanan
Increase pressure
d
Menambah suhu
Reduce RPM
Grade
Ungraded
Last Update
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Question
45
Controller yang gagal bekerja dapat menyebabkan...
The function of an actuator is to...
Options
a
Sistem kehilangan pengendalian
Carry out the controller command
b
Sensor lebih akurat
Measure temperature
c
Gangguan hilang
Measure pressure
d
Efisiensi naik
Measure level
Grade
Ungraded
Last Update
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Question
46
Actuator yang macet akan mengakibatkan...
The function of a controller is to...
Options
a
Perintah controller tidak terlaksana
Process the error signal
b
Sensor rusak
Produce lubricating oil
c
Set point berubah
Reduce noise
d
Alarm mati
Measure weight
Grade
Ungraded
Last Update
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Question
47
Sistem kontrol tertutup (Closed Loop) selalu menggunakan...
In a diesel engine governor system, the actuator controls the...
Options
a
Feedback
Fuel rack
b
Sekering
Paint color
c
Generator
Shaft diameter
d
Transformator
Bolts
Grade
Ungraded
Last Update
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Question
48
Feedback diperoleh dari...
An automatic boiler control system uses...
Options
a
Sensor
Closed-loop control
b
Controller
Open-loop control
c
Actuator
Manual control
d
Kabel
Mechanical control
Grade
Ungraded
Last Update
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Question
49
Contoh sistem kontrol otomatis di kapal adalah...
A ship's autopilot is an example of...
Options
a
Automatic Boiler Control
Closed-loop control
b
Lampu kabin
Open-loop control
c
Kunci pintu
Manual control
d
Tangga kapal
Hydraulic control
Grade
Ungraded
Last Update
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Question
50
Governor generator menjaga...
Overshoot is a condition where...
Options
a
Frekuensi tetap stabil
The output exceeds the setpoint
b
Warna kabel
The output is zero
c
Suhu ruang mesin
The output remains constant
d
Tekanan udara
The output is lost
Grade
Ungraded
Last Update
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