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Physics Quiz

Quiz
•
Physics
•
3rd Grade
•
Hard
Амина Абдраманова
FREE Resource
11 questions
Show all answers
1.
OPEN ENDED QUESTION
3 mins • 1 pt
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
Установите соответствие, проводя аналогию между механическими и электромагнитными колебаниями.
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3.
OPEN ENDED QUESTION
3 mins • 1 pt
На рисунке изображен график зависимости силы переменного тока от времени. Определите частоту колебаний.
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4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
В цепи переменного тока напряжение меняется по закону u=140 sin πt. Определите действующее значение напряжения.
A. 62В
B. 80 В
C. 100 В
D. 120 В
5.
OPEN ENDED QUESTION
3 mins • 1 pt
Заряд на обкладках конденсатора меняется по закону 𝑞 = 8 ·10−3 cos200𝜋𝑡. Вычислите: А. амплитуду колебаний заряда Б. период и частоту колебаний
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6.
OPEN ENDED QUESTION
3 mins • 1 pt
(а) На рисунке представлен график изменения силы тока, протекающего через проводник, с течением времени.
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7.
OPEN ENDED QUESTION
3 mins • 1 pt
(б)
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