
Gaya Lorentz dan Soal Pilihan Ganda

Flashcard
•
Physics
•
12th Grade
•
Hard
Uswatun Khasanah
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8 questions
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1.
FLASHCARD QUESTION
Front
Apa itu Gaya Lorentz?
Back
Gaya Lorentz adalah gaya yang bekerja pada suatu partikel bermuatan listrik ketika partikel tersebut bergerak dalam medan listrik dan medan magnet.
2.
FLASHCARD QUESTION
Front
Rumus Gaya Lorentz pada partikel bermuatan?
Back
F = q (v × B) di mana F = gaya Lorentz (N), q = muatan listrik partikel (C), v = kecepatan partikel (m/s), B = medan magnet (T).
3.
FLASHCARD QUESTION
Front
Bagaimana cara menghitung besar gaya Lorentz?
Back
F = q ⋅ v ⋅ B ⋅ sin θ, dengan θ adalah sudut antara arah kecepatan partikel dan arah medan magnet.
4.
FLASHCARD QUESTION
Front
Rumus Gaya Lorentz pada kawat berarus?
Back
F = B ⋅ I ⋅ l ⋅ sin θ, di mana F = gaya Lorentz (N), B = medan magnet (T), I = arus listrik (A), l = panjang kawat dalam medan magnet (m), θ = sudut antara arah arus listrik dan medan magnet.
5.
FLASHCARD QUESTION
Front
Apa itu Aturan Tangan Kanan dalam Gaya Lorentz?
Back
Arah ibu jari menunjukkan arah kecepatan (atau arus untuk kawat), jari-jari menunjukkan arah medan magnet, dan arah gaya Lorentz ditunjukkan oleh arah yang tegak lurus dari telapak tangan.
6.
FLASHCARD QUESTION
Front
Soal 1: Berapa besar gaya Lorentz pada partikel bermuatan positif dengan q = 1 × 10⁻⁶ C, v = 10⁵ m/s, B = 0,2 T, dan θ = 90°?
Back
A. 0,02 N
7.
FLASHCARD QUESTION
Front
Soal 2: Arah gaya Lorentz pada muatan negatif yang bergerak dengan v = 5 × 10⁶ m/s ke arah timur dalam medan magnet B = 0,1 T ke utara?
Back
A. Ke bawah
8.
FLASHCARD QUESTION
Front
Soal 3: Berapa gaya yang bekerja pada kawat berarus 2 A dalam medan magnet 0,5 T dengan panjang kawat 0,4 m dan θ = 90°?
Back
B. 0,4 N
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