elektros sroves galia Flashcards by Laima Gedminaitė

Q

galia apibudina

A

darbo atlikimo sparta

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Q

kuo galia didesne,

A

tuo greiciau atliekamas darbas

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Q

galios zenklas, matavimo vienetai

A

P, W(vatas)

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Q

trikampis

A

P
U×I

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Q

1AGmzdg=

A

arklio galia(horsepower)
7,45,7W

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Q

mechanine galia

A

N

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Q

kaip turint W apskaiciuot AG?

A

dalint is 745

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Q

kiek W lygu…:
hektavatas
kilovatas
megavatas

A

1hW=100W=10²W
1kW=1000W=10³W
1mW=1000000W=10⁶W

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Q

galios matavimo prietaisas

A

vatmetras

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Q

mazos galios prietaisai

A

skaiciuotuvas, dviracio lempute, laikrodis

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Q

dideles galios prietaisai

A

lygintuvas virdulys siurblys

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Q

A=

A

P×t

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Q

[A]

A

1W×1s=1Ws=1J

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Q

I

A

elektros sroves stipris (A)

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Q

U

A

įtampa (V)

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