Работа. КПД
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•10 Qs
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Работа. КПД
Quiz
•
Physics
•
6th - 8th Grade
•
Practice Problem
•
Medium
Марина Сюськина
Used 20+ times
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Механическая работа обозначается буквой...
А
F
P
g
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Единицей измерения механической работы является...
1 метр
1 ньютон
1 джоуль
1 час
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
КПД обозначают греческой буквой...
ρ
η
π
λ
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Выберите рисунки, на которых сила действует в направлении перемещения.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Совершает ли работу сила тяжести, действующая на спортсмена, если он падает в воду?
Да
Нет
6.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Работа, которую необходимо выполнить, называется...
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Механическая работа вычисляется по формуле
F=mg
A=Fs
p=ρgh
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