
Opakování
Authored by Jaroslav Málek
Physics
9th - 12th Grade
Used 3+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
"Tlak v uzavřené nádobě je ve všech místech stejný" říká:
Archimédův zákon
Pascalův zákon
Bernoulliho zákon
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tlak vyvolaný tíhou vzduchu se nazývá:
atmosférický
hydrostatický
stratosférický
oxygenický
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pokud je vztlaková síla vetší než tíhová, těleso:
klesá
stoupá
se vznáší
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ledovec bývá ponořený ve vodě z:
50%
30%
10%
3%
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Průtok vody "Q" trubicí se počítá podle vztahu:
S.v
Q.v
V.s
F/S
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pro ustálené proudění v trubici platí rovnice:
kontinuity
Toricelliho
Bernoulliho
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pokud jsou proudnice znázorněny téměř rovnoběžně, jde o proudění:
rovnoběžné
laminární
turbulentní
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