
Medan Magnet dan Arus Listrik

Quiz
•
Other
•
12th Grade
•
Hard
FERNANDO BRIANCHOVERY NGURU
FREE Resource
13 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Siapakah ilmuwan yang menemukan bahwa medan magnet dapat timbul di sekitar penghantar yang dialiri arus listrik?
Michael Faraday
James Clerk Maxwell
Hans Christian Oersted
Nikola Tesla
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa yang dimaksud dengan permeabilitas magnet?
Ukuran kemampuan suatu material untuk menarik logam.
Ukuran kemampuan suatu material untuk menunjang terbentuknya medan magnet dalam material tersebut.
Ukuran kemampuan suatu material untuk menghantarkan arus listrik.
Ukuran kemampuan suatu material untuk menolak medan magnet.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berapakah besar kuat medan magnet (induksi magnet) di sekitar kawat lurus yang sangat panjang berarus listrik pada jarak 'a' dari kawat?
B = (μ₀ * I / 4πa) * (sin θ₁ + sin θ₂)
B = μ₀ * I / 2πa
B = μ₀ * I * a / 2π
B = μ₀ * I / 4πa
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dalam kaidah tangan kanan untuk menentukan arah medan magnet di sekitar kawat berarus listrik, ibu jari menunjukkan arah apa?
Arah medan magnet
Arah arus listrik
Arah gaya Lorentz
Arah kecepatan elektron
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sebuah kawat lurus dialiri arus listrik ke atas. Jika sebuah titik P berada di sebelah kanan kawat, arah medan magnet di titik P adalah...
Keluar bidang
Masuk bidang
Ke atas
Ke bawah
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dalam rumus medan magnet pada sumbu lingkaran kawat berarus listrik, B = μ₀NIa sinθ / (2r²), variabel 'a' melambangkan...
Jarak titik ke kawat
Jarak titik ke pusat lingkaran
Jumlah lilitan
Jari-jari kawat melingkar
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Besarnya medan magnet di pusat kawat melingkar berarus listrik dapat dihitung menggunakan rumus...
B = μ₀NIa sinθ / (2r²)
B = μ₀NI / (2a)
B = μ₀I / (2πa)
B = μ₀I / (4πa) (sinθ₁ + sinθ₂)
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