Question
51
Fungsi induktor dalam sistem kapal adalah....
The function of an inductor in a shipboard electrical system is to...
Options
a
Menyimpan energi magnet
Store energy in a magnetic field
b
Menyimpan energi kimia
Store chemical energy
c
Menghasilkan DC
Produce DC voltage
d
Menghilangkan frekuensi
Eliminate frequency
Grade
Ungraded
Last Update
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Question
52
Pada rangkaian R-C tegangan total adalah....
In an R-C circuit, the total voltage is...
Options
a
V = ?(VR² + VC²)
V = ?(VR² + VC²)
b
V = VR + VC
V = VR + VC
c
V = VR × VC
V = VR × VC
d
V = VC ? VR
V = VC ? VR
Grade
Ungraded
Last Update
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Question
53
Pada rangkaian R-C, arus....
In an R-C circuit, current...
Options
a
Mendahului tegangan
Leads the voltage
b
Tertinggal
Lags behind the voltage
c
Sama dengan nol
Is always zero
d
Tidak berubah
Does not change
Grade
Ungraded
Last Update
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Question
54
Fungsi kapasitor dalam sistem listrik kapal adalah....
The function of a capacitor in a shipboard electrical system is to...
Options
a
Menyimpan energi listrik
Store electrical energy
b
Menghasilkan putaran motor
Produce motor rotation
c
Menghasilkan bahan bakar
Produce fuel
d
Menurunkan tekanan
Reduce pressure
Grade
Ungraded
Last Update
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Question
55
Kapasitor digunakan untuk....
Capacitors are used to...
Options
a
Memperbaiki faktor daya
Improve power factor
b
Menambah berat generator
Increase generator weight
c
Mengurangi frekuensi
Reduce frequency
d
Mengurangi tegangan baterai
Reduce battery voltage
Grade
Ungraded
Last Update
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Question
56
Rumus daya semu adalah....
The formula for apparent power is...
Options
a
S = VI
S = VI
b
P = VI cos?
P = VI cos?
c
Q = VI sin?
Q = VI sin?
d
P = I²R
P = I²R
Grade
Ungraded
Last Update
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Question
57
Daya nyata adalah daya yang....
Active power is the power that...
Options
a
Melakukan kerja nyata
Performs useful work
b
Tidak berguna
Has no useful function
c
Disimpan kapasitor
Is stored in a capacitor
d
Disimpan induktor
Is stored in an inductor
Grade
Ungraded
Last Update
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By -
Question
58
Rumus daya nyata adalah....
The formula for active power is...
Options
a
P = VI cos?
P = VI cos?
b
S = VI
S = VI
c
Q = VI
Q = VI
d
V = IR
V = IR
Grade
Ungraded
Last Update
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By -
Question
59
Daya reaktif digunakan untuk....
Reactive power is required to...
Options
a
Membentuk medan magnet pada motor dan transformator
Establish magnetic fields in motors and transformers
b
Menghasilkan panas
Produce heat only
c
Menghidupkan lampu
Operate lamps
d
Mengisi baterai
Charge batteries
Grade
Ungraded
Last Update
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By -
Question
60
Rumus daya reaktif adalah....
The formula for reactive power is...
Options
a
Q = VI sin?
Q = VI sin?
b
P = VI cos?
P = VI cos?
c
S = VI
S = VI
d
P = I²R
P = I²R
Grade
Ungraded
Last Update
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By -