PTS IPA
Quiz
•
Science
•
9th Grade
•
Practice Problem
•
Hard
Rapika Tahir
Used 14+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
Transformator adalah alat elektronika yang digunakan untuk ....
menyimpan muatan
menaikkan dan menurunkan tegangan
sumber tegangan
menyimpan arus listrik
2.
MULTIPLE CHOICE QUESTION
10 mins • 5 pts
Sebuah transformator memiliki 200 lilitan primer dan 20 lilitan sekunder. Kuat arus pada lilitan primer sebesar 0,2 A dan tegangan sebesar 220 V. Besar arus sekunder pada transformator tersebut adalah ....
1 A
2 A
3 A
4 A
3.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
Sebuah trafo yang digunakan memiliki tegangan 220 volt dan tegangan sekunder 22 volt. Besar arus listrik primer 0,5 A dan arus sekunder 1 A. Jenis trafo yang digunakan pada rangkaian tersebut adalah ....
step-down
step-up
step-on
step-in
4.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
Perhatikan gambar di samping. Jika sakelar 3 dibuka, maka lampu yang mati adalah ....
Lampu 1
Lampu 2
Lampu 3
Lampu 4
5.
MULTIPLE CHOICE QUESTION
15 mins • 5 pts
Satu keluarga menggunakan alat-alat listrik berikut.
1. Sebuah setrika 200 watt digunakan 2 jam perhari
2. Sebuah televisi 100 watt digunakan 10 jam perhari
3. 4 buah lampu 10 watt digunakan 10 jam perhari
4. Sebuah kipas angin 100 watt digunakan 2 jam perhari
Jika harga listrik Rp 1.000,00 per kWh, maka besar biaya listrik yang harus dibayarkan selama 1 bulan adalah ....
Rp 40.000,00
Rp 50.000,00
Rp 60.000,00
Rp 70.000,00
6.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Benda berikut yang termasuk dalam kelompok feromagnetik adalah ....
besi, baja, dan kaca
aluminium, perak, dan plastik
perak, emas, dan silikon
besi, baja, dan nikel
7.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Perubahan energi yang terjadi baterai yang menyalakan senter adalah ....
kimia-listrik-cahaya
mekanik-listrik-cahaya
kimia-mekanik-cahaya
listrik-mekanik-cahaya
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