termodünaamika
Quiz
•
Physics
•
12th Grade
•
Practice Problem
•
Easy
Natalja Kurling
Used 11+ times
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35 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Millist protsessi nimetatakse adiabaatiliseks?
puudub
töö
väliskeskkonna poolt
süsteetem ei tee
tööd
puudub soojusvahetus väliskeskkonnaga
gaasi parameetrid (P, V, T) ei muutu
2.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
termodünaamiline ringprotsess on protsess,
milles lõppolek langeb algolekuga.
milles midagi keerab ringi, näiteks autorattas
milles pole algust ega lõppu
milles termoprotsesside abil hakkavad kehad ringi keerama
3.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Soojusmasina kasutegur võib olla negatiivne
ei
jah
4.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Soojusmasina kasutegur võib olla suurem, kui 1.
Tõde
Vale
5.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Juhul kui keha saab väljastpoolt mingi soojushulga,
Q>0
Q<0
6.
MULTIPLE SELECT QUESTION
45 sec • 3 pts
Valige vajalikud variandid: soojusmasin koosneb alati:
küttekehast ehk soojendist
süttivast kehast
töötavast kehast
jahutist
7.
MULTIPLE CHOICE QUESTION
2 mins • 3 pts
Töötavale kehale antakse soojushulk dQ1 = 10 000 J ning viimane annab jahutile edasi omakorda soojushulga dQ2 = 6000 J. Kui suur oli selle süsteemi kasutegur protsentides?
40
14
60
75
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