kemagnetan dan pemanfaatanya dalam produk teknologi

Quiz
•
Science
•
9th Grade
•
Medium
RIZKI FADILA
Used 50+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Faktor-faktor berikut yang tidak menyebabkan burung melakukan migrasi adalah...
pergantian musim
sumber makanan
jumlah burung betina dan jantan
fungsi reproduktif
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kedua paku ini menjadi magnet batang setelah didekatkan dengan magnet, maka kutub-kutub paku AB dan paku CD adalah....
A = selatan, B = Utara, C = Selatan, D = Selatan
A = Utara, B = Selatan, C = Utara, D = Selatan
A = Selatan, B = Utara, C = Utara, D = Selatan
A = Utara, B = Selatan, C = Selatan, D = Utara
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Seutas kawat dialiri arus sebesar 1.5 A. Kawat dipengaruhi oleh medan magnet sebesar 8T.Jika panjang kawat 20 cm, gaya magnet yang dialami kawat sebesar..
1.5 N
1.8N
2.4 N
6.0N
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Perhatikan bagan transformator berikut!
Apabila jumlah lilitan kumparan N1 = 100 lilitan dan N2 = 250 lilitan, tegangan V2 adalah….
25 Volt
50 Volt
100 Volt
250 Volt
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Membuat magnet dengan cara elektromagnetik dapat dilakukan dengan cara ….
melilitkan kawat menghantar pada besi atau baja
mengalirkan arus AC melalui solenoide berinti logam
mengalirkan arus DC melalui kumparan berinti besi
mengalirkan arus searah melalui batang besi
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Energi yang dikonversikan oleh generator adalah...
Energi Kimia menjadi energi listrik
Energi Listrik menjadi energi kimia
Energi gerak menjadi energi listrik
Energi listrik menjadi energi gerak
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Burung dapat mendeteksi medan magnet karena otaknya terdapat..
Sulfina
Protein
Greigite
Magnetite
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