účinky gravitační síly Flashcards

1
Q

jak ovlivnuje gravitacni sila zemi pro kapaliny

A

vodorovna hladina, voda teče dolů, tvar podle nadoby

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2
Q

jakym směrem působí tlaková síla

A

kolmo

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3
Q

jaký je vzorec pro h. tlakovou sílu

A

fh= S. h . ró . g

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4
Q

co znamená S

A

obsah

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5
Q

co znamená h

A

hloubka

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6
Q

co znamená ró

A

hustota

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7
Q

co znamená g

A

gravitační zrychlení

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8
Q

co je hydrostatický paradix

A

že čím vyšší sklenice, tím větší je tlaková síla na dno

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9
Q

vzorec pro h. tlak

A

ph= h.ró.g

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10
Q

co znamená ph

A

hydrostatixký tlak

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