
Вопросы по термодинамике
Quiz
•
Physics
•
1st Grade
•
Hard
Ali Qatar
Used 1+ times
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57 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Коэффициент диффузии для вакансии:
DB=δ26τ0exp-EmkT
DB=δ26τ0expkT
DB=exp-Em
DB=δ26τ0expkT
DB=16τ0exp-EmkT
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Определить удельную теплоемкость меди по закону Дюлонга - Пти M=64∙10-3кг/моль:
390Дж/(кг∙К)
450Дж/(кг∙К)
930Дж/(кг∙К)
490Дж/(кг∙К)
340Дж/(кг∙К)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Определить удельную теплоемкость железа по закону Дюлонга-Пти. M=56∙10-3кг/моль:
450Дж/(кг∙К)
390Дж/(кг∙К)
930Дж/(кг∙К)
490Дж/(кг∙К)
340Дж/(кг∙К)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Определить удельную теплоемкость алюминия по закону Дюлонга-Пти. M=27∙10-3кг/моль:
930Дж/(кг∙К)
390Дж/(кг∙К)
450Дж/(кг∙К)
490Дж/(кг∙К)
340Дж/(кг∙К)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Используя закон Дюлонга-Пти, определите, во сколько раз удельная теплоемкость алюминия больше удельной теплоемкости платины. MAl=27∙10-3кгмоль, MPt=195∙10-3кгмоль :
7,2
5,8
3,2
7,8
6,7
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Чему равна скорость распространения звука в стали. (E=21,6∙1010Hм2, ρ=7700кгм3E=21,6∙1010Hм2, ρ=7700кгм3E=21,6∙1010H/м2, ρ=7700кг/м3):
5300 м/с
3700 м/с
5000 м/с
2080 м/с
4500 м/с
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Определить скорость распространения звука в меди. (E=21,6∙1010Hм2, ρ=7700кгм3E=21,6∙1010Hм2, ρ=7700кгм3E=11,8∙1010H/м2, ρ=8600кг/м3):
37·102 м/с
53·102 м/с
50·102 м/с
20·102 м/с
45·102 м/с
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