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WorksheetsAutomatic Lighting
Total questions: 15
Worksheet time: 11mins
What are they?
Fixed resistor
Light Dependent Resistor
LED
Battery
Berapa ohm ukuran resistor ini?
110
130
330
331
Kalau ini berapa ohm?
40
400
10k
100k
What is it called?
Light Dependent Resistor (LDR)
Light Emitting Diode (LED)
Prinsip kerja Light Dependent Resistor (LDR) adalah pada saat mendapatkan cahaya maka resistansi/hambatannya turun.
Benar
Salah
Kalau hambatannya turun, tegangannya ikut turun.
Benar
Salah
Ini komponen apa?
LED
Baterai
Resistor
Kabel
Berapa volt baterai tersebut?
1,5
3
6
9
Kabel warna merah untuk kutub negatif baterai.
Benar
Salah
What is this?
Capacitor
Transformer
Transistor
Resistor
Which part of LED is directly connected to 330 ohms resistor?
Positive
Negative
If your room is dark, the electricity will flow to ...
Base. And the LED will be ON.
LDR. And the LED will be OFF.
Base. Because LDR has very low resistance.
LDR. Because LDR has a huge electricity current.
Komponen apa yang salah dalam pemasangannya?
Resistor
Transistor
LDR
LED
What is it?
A switch
A wire
A battery
LED
Write a word about this project.
