
Dimmer AC
Quiz
•
Information Technology (IT)
•
11th Grade
•
Practice Problem
•
Easy
Peserta PPG 20405
Used 1+ times
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa fungsi utama dari rangkaian dimmer AC?
Menstabilkan tegangan listrik
Meningkatkan daya listrik
Mengatur tingkat kecerahan lampu
Mengubah arus AC menjadi DC
Menyimpan energi listrik
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Komponen yang berfungsi sebagai pengendali arus bolak-balik (AC) dalam dimmer adalah…
DIAC
Resistor
Kapasitor
TRIAC
LED
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Fungsi dari DIAC dalam rangkaian dimmer adalah…
Menghambat arus dari beban
Mengatur tegangan output
Sebagai pemicu (trigger) untuk TRIAC
Mengkonversi arus AC menjadi DC
Menyimpan muatan listrik
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mengapa kapasitor digunakan dalam rangkaian dimmer AC?
Untuk menyimpan energi berlebih
Untuk menurunkan arus listrik
Untuk menentukan waktu pemicu TRIAC
Untuk memperkuat sinyal listrik
Untuk memfilter noise
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa yang terjadi jika potensiometer dalam rangkaian dimmer diputar ke nilai resistansi tertinggi?
Lampu akan padam total
TRIAC akan selalu menyala penuh
Kapasitor akan terisi lebih cepat
Sudut pemicu menjadi lebih awal
Lampu akan semakin terang
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa fungsi dari proses etsa dalam pembuatan PCB?
Membersihkan permukaan tembaga
Membuat jalur tembaga sesuai layout
Melapisi PCB dengan plastik
Menempelkan komponen elektronik
Menyolder komponen
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Komponen berikut yang tidak digunakan dalam rangkaian dimmer AC adalah…
TRIAC
DIAC
Potensiometer
Baterai 9V
Kapasitor
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