Как определяется магнитный момент контура с током?

Квиз по магнитному полю

Quiz
•
Ким Кардашьян
•
Physics
•
University
•
Hard
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(p_m = I B)
(p_m = ISn)
(p_m = I/S)
(p_m = B/S)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Чему равен механический момент, действующий на контур с током в магнитном поле?
(M = p_m · B)
(M = [p_m, B])
(M = p_m / B)
(M = p_m + B)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Как связаны магнитная индукция B и напряженность H магнитного поля?
(B = μ₀ H)
(B = H / μ₀)
(B = μ₀μ H)
(B = μ₀ + H)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Как выглядит закон Био — Савара — Лапласа?
(dB = μ₀ / 4π * I dl / r²)
(dB = μ₀μ / 4π * I[dl, r] / r³)
(dB = μ₀ I dl)
(dB = I r / r³)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Чему равна магнитная индукция в центре кругового проводника с током?
(B = μ₀ I / R)
(B = μ₀μ I / 2R)
(B = μ₀ I / 2π R)
(B = I / 2R)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Как определяется сила Лоренца?
(F = Q E)
(F = Q[v, B])
(F = Q v · B)
(F = Q / B)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Как записывается закон Фарадея для электромагнитной индукции?
(E_i = dΦ / dt)
(E_i = -dΦ / dt)
(E_i = Φ · t)
(E_i = B / t)
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