
Latihan soal
Authored by Rochmalia Rochmalia
Physics
9th Grade

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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
Suatu kawat penghantar sepanjang 2 m dialiri arus listrik sebesar 6 A. Penghantar tersebut melewati medan magnet sebesar 15 T. Penghantar tersebut akan mengalami gaya lorentz sebesar....
5 N
45 N
120 N
180 N
2.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
Transformator mempunyai kumparan primer 200 lilitan dan kumparan sekunder 2000 lilitan, jika tegangan primernya 24 v, tentukan tegangan sekundernya!
2,4 v
24 v
240 v
2400 v
3.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
Suatu transformator memiliki kumparan primer 1000 lilitan dan kumparan sekunder 200 lilitan. Jika dihasilkan tegangan sekunder sebesar 120 volt, maka tegangan primernya adalah ...
600 volt
500 volt
400 volt
300 volt
4.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
Berdasarkan diagram transformator di atas, besar kuat arus primer adalah …
1,6 A
0,8 A
0,2 A
0,1 A
5.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
transformator STEP DOWN disamping memiliki efisiensi 80% dihubungkan dengan sumber arus AC 200 V arusnya 2 A tentukan besar arus sekunder
1 A
2 A
3 A
4 A
6 A
6.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
Suatu kawat penghantar sepanjang 2 m dialiri arus listrik sebesar 6 A. Penghantar tersebut melewati medan magnet sebesar 15 T. Penghantar tersebut akan mengalami gaya lorentz sebesar....
5 N
45 N
120 N
180 N
7.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
Transformator mempunyai kumparan primer 200 lilitan dan kumparan sekunder 2000 lilitan, jika tegangan primernya 24 v, tentukan tegangan sekundernya!
2,4 v
24 v
240 v
2400 v
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