Sebuah lampu terhubung dengan sumber tegangan sebesar 12 V, dan hambatan lampu adalah 4 Ohm. Berapakah arus yang mengalir pada lampu tersebut?
SUMANTIF AKHIR SEMESTER GANJIL TAHUN 2024/2025

Quiz
•
Physics
•
12th Grade
•
Hard
Lekota Lekota
FREE Resource
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1 A
3 A
4 A
6 A
8 A
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kulkas dengan daya 150 W digunakan selama 5 jam setiap hari. Berapa energi listrik yang digunakan kulkas tersebut dalam sehari?
0,5 kWh
0,75 kWh
1,25 kWh
2,5 kWh
3 kWh
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dalam rangkaian campuran, terdapat dua hambatan masing-masing 6 Ohm yang dirangkai paralel, dan hasilnya dihubungkan seri dengan hambatan 4 ohm. Berapakah hambatan total rangkaian?
7 Ohm
8 Ohm
10 Ohm
12 Ohm
14 Ohm
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika sebuah alat listrik memiliki daya 100 W saat terhubung dengan tegangan 220 V, berapa daya alat tersebut jika tegangan diturunkan menjadi 110 V?
25 W
50 W
75 W
100 W
150 W
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sebuah rangkaian paralel memiliki dua cabang, masing-masing dengan hambatan 12 ohm dan 6 ohm, terhubung ke sumber tegangan 24 V. Berapakah arus yang mengalir melalui hambatan 6 ohm?
2 A
3 A
4 A
6 A
8 A
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sebuah motor listrik memiliki daya masukan 200 W dan daya keluaran 150 W. Berapakah efisiensi motor tersebut?
50%
65%
75%
85%
100%
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