
Electrical Motor Quiz
Authored by Azral Ahmad
Education
University
Used 1+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah maksud DOL dalam pemula motor?
Penentu Beban Dinamik
Garis Operasi Dwi
Garis Keluaran Langsung
Pemula Dalam Talian Langsung
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah tujuan utama pemula DOL?
Untuk memantau kelajuan motor
Untuk menyambungkan motor terus ke bekalan
Untuk mengurangkan arus permulaan
Untuk menyediakan perlindungan beban haba
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah yang berlaku kepada arus inrush apabila motor dihidupkan menggunakan pemula DOL?
Ia meningkat dengan ketara
Ia kekal tetap
Ia menurun dengan segera
Ia menjadi sifar
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a star-delta starter, what is the initial connection during the starting sequence?
Series
Star
Delta
Parallel
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the effect of connecting a motor in star during startup?
Increases torque
Reduces phase voltage
Increases current
Decreases efficiency
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of a thermal overload relay?
To control motor speed
To monitor current flow
To protect against mechanical overload
To measure voltage
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah fungsi H-Bridge dalam kawalan motor?
Untuk mengawal kelajuan
Untuk meningkatkan tork
Untuk menukar arah putaran
Untuk mengurangkan voltan
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