МЕХАНИКА 2
Quiz
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Science
•
Professional Development
•
Practice Problem
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Medium
Павел Середа
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7 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
По графику скоростей определить вид движения на третьем участке
Равномерное
Равноускоренное
Равнозамедленное
Неравномерное
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Закон вращательного движения тела φ = 0,68t3 + t. Определить окружную скорость ω в момент t = 1 с.
ω = 3,04 рад/с
ω = 1,84 рад/с
ω = 6,1 рад/с
ω = 2,04 рад/с
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Если М1=5кН·м, М2=10кН·м, М3=20кН·м, то чему равен момент Х?
- 5 кН·м.
- 15 кН·м.
10 кН·м.
20 кН·м.
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Стержень жестко защемлен левым концом, нагружен моментами
М1=7 кН·м, М2=4 кН·м.
Значение крутящего момента в сечении 1-1 равно ____ кН·м.
11
3
12
10
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Величина сил пары F=7 Н. Плечо пары h=2м. Модуль момента пары сил равен ____ Н·м.
14
5
13
11
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Определите реакции опор.
Ra=Rb=2кН
Ra=Rb=1кН
Ra=Rb=0,5кН
Ra=Rb=4кН
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Определите реакции опор.
Ra=Rb=20кН
Ra=Rb=10кН
Ra=Rb=5кН
Ra=Rb=4кН
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