Induksi Elektromagnetik
Quiz
•
Physics
•
12th Grade - University
•
Practice Problem
•
Easy
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sebuah solenoid dengan 100 lilitan memiliki panjang 5,0 cm dan luas penampang 0,3 cm2. Di rongga solenoid hanya berisi udara. Berapakah induktansi diri solenoid tersebut?
7,5 x 10-4 H
7,5 x 10-5 H
6,28 x 10-5 H
7,5 x 10-6 H
6,28 x 10-6 H
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sebuah solenoida yang panjangnya 10 cm, luas 5 cm2, membentuk lilitan sebanyak 100 lilitan. Berapakah induktansi diri solenoida terebut?
6,28 x 10-3 H
7,5 x 10-3 H
6,28 x 10-4 H
7,5 x 10-4 H
6,28 x 10-5 H
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Perbandingan jumlah lilitan kumparan primer dan sekunder sebuah transformator adalah 2:1. Bila efisiensi transformator diasumsikan 100% dan arus keluarnya 8 A maka arus listrik pada kumparan primernya adalah?
2,0 A
3,2 A
4,0 A
8,0 A
16,0 A
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Sebuah transformator diasumsikan efisiensinya 100%. Perbandingan lilitan antara kumparan sekunder dan kumparan primer adalah 1:20. Maka berapakah perbandingan tegangan primer dan tegangan sekundernya?
1 : 2
1 : 20
2 : 1
20 : 1
20 : 2
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Fungsi transformator adalah untuk?
Membuat arus searah menjadi bolak-balik
Mengubah tegangan serta dayanya
Mengubah tegangan arus searah
Mengubah tegangan arus bolak balik
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Manakah pernyataan dari ciri-ciri transformator step-up yang benar?
Is > Ip
Vs < Vp
Ns < Np
Semua pernyataan salah
Semua pernyataan benar
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Manakah pernyataan dari ciri-ciri transformator step-down yang benar?
Is > Ip
Ns < Np
Vs < Vp
Semua pernyataan benar
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