
Формулы электродинамики
Quiz
•
Physics
•
11th Grade
•
Medium
Техён Ким
Used 1+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Формула закона Ампера
F=BI∆lsin a
Q=I2R∆t
A=IU∆t
F=kq1|q2|R2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Уравнение колебания заряда q=10-3cos (2πt+π3). Уравнение силы тока
I=2π*10-3cos 2πt+π3
I=2π*10-3sin(2πt+π3)
I=-2π*10-3sin(2πt+π3)
I=2πcos 2πt+π3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Формула сопротивления по определению
R=R0(1+αt)
R=εI-r
R=U/I
R=ρl/S
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Формула магнитной индукции
B=M/I∆l
B=I∆lFmax
B=Fmax/I∆l
B=Fqv
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Колебательный контур с резонансной частотой состоит из конденсатора емкостью и катушки индуктивностью . Если при резонансе емкостное сопротивление равно , то формула индуктивности катушки
L=πν/XC
L=XC/2πν
L=XC/ν
L=XC/πν
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Заряд из точки с потенциалом переместилась в точку с потенциалом . Работа заряда по перемещению
A=q(φ1-φ2)
A=q(φ2-φ1)
A=qφ1-φ2
A=φ1-φ2q
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
К источнику переменного тока подключили активное сопротивление , катушку и конденсатор последовательно. Полное сопротивление . Условие резонанса
Xc≠XL ,R=0
Rc=XL , Z=0
R≪Z
Xc=XL ,Z=R
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