fizyka wzory Flashcards

(25 cards)

1
Q

Wzór na energię kinetyczną

A

Ek = ½·m·v² [J]

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2
Q

Wzór na energię potencjalną

A

Ep = m·g·h [J]

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3
Q

Wzór na pracę

A

W = F·s [J]

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4
Q

Wzór na moc

A

P = W/t lub P = F·v [W]

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5
Q

Zależność energii całkowitej

A

E = Ek + Ep [J]

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6
Q

Droga w ruchu jednostajnym

A

s = v·t [m]

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7
Q

Droga w ruchu jednostajnie przyspieszonym (bez V₀)

A

s = ½·a·t² [m]

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8
Q

Prędkość

A

v = s/t [m/s]

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9
Q

Przyspieszenie

A

a = Δv/Δt [m/s²]

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10
Q

Siła

A

F = m·a [N]

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11
Q

Siła ciężkości

A

Fg = m·g [N]

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12
Q

Wysokość swobodnego spadku

A

h = ½·g·t² [m]

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13
Q

Czas spadku swobodnego

A

t = √(2·h/g) [s]

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14
Q

Prędkość spadania

A

v = g·t [m/s]

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15
Q

Gęstość

A

ρ = m/V [kg/m³]

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16
Q

Ciśnienie

17
Q

Ciśnienie hydrostatyczne

A

p = ρ·g·h [Pa]

18
Q

Siła wyporu

A

Fw = ρ·g·Vc [N]

19
Q

Ciepło

A

Q = m·cw·ΔT [J]

20
Q

Prawo Coulomba

A

Fe = k·(q₁·q₂)/r² [N]

21
Q

Napięcie elektryczne

22
Q

Natężenie prądu

23
Q

Praca prądu

24
Q

Moc prądu

25
Opór elektryczny
R = U/I [Ω]