Hola

Formulario Física Plan Común 1.Cinemática x(t ) = x0 + V0 ⋅ t + V (t ) = V0 + a ⋅ t V f2 − Vi 2 = 2ad = 2a∆x a ⋅t2 2

2.Dinámica 1º Ley de Newton: Inercia M .R.U .  ∑ F = 0 ⇒ V = cte ⇒ V = 0(reposo)  
2º Ley de Newton: Ley fundamental de la dinámica

∑F = m⋅a
3º Ley de Newton: Acción y Reacción

FAB = − FBA
Fuerzas Conocidas Fre ≤ µ e N

Frc = µ c N Fe = − K ⋅ ∆x3.Torque
Τ = r×F Τ = r ⋅ F ⋅ sen(θ )

4.Momentum Lineal e Impulso p = m ⋅V
I = F ⋅ t = ∆ p = m ⋅ ∆V Choques ⇒ ∑ pi = ∑ p f (sistema)

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5.Trabajo y Energía

W = F • d = F ⋅ d ⋅ cos(θ ) P= EMW = F •V t = EP + EK

E Pg = mgh 1 K ⋅ ∆x 2 2 1 EK = m ⋅V 2 2 ∆E M = WFNC E Pe =

( )

6.Ondas
V = f ⋅λ = f =

λ
T

n 1 = t T T T ⋅L V= = m ρ f ' = f0 ⋅ VS ± V R VS m VM

 I  dB =10 ⋅ log  I   0 sen(θ1 ) sen(θ 2 ) = V1 V2
TI DI = TO DO

do > 0 1 1 1  = + ↔ di > 0 ⇔ imagen real df do di df > 0 ⇔ lente convergente 

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7.Electricidad
K ⋅Q ⋅q r2 Q I= t V= R⋅I F= R = R0 (1 + α (t − t 0 )) R=

ϕ⋅L
A

SERIE RT = R1 + R2 + R3 I = I1 = I 2 = I 3 V = Vº + V2 + V3

PARALELO 1 1 1 1 = + + RT R1 R2 R3 I = I1 + I 2 + I 3 V = Vº = V2 = V3 V R
2

P=V ⋅I = R⋅I2 = E = P ⋅t

8.Magnetismo
B= B=

→ espira 2r µ ⋅N ⋅I B= 0 → solenoide L µ ⋅N ⋅I B= 0 → toroide 2πr V1 N 1 = V2 N 2

µ0 ⋅ I → conductor 2πr µ0 ⋅ I

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9.Calor
TK = TC +273 TC 5 = TF − 32 9 L f = L0 1 + α ⋅ ∆T 0 Sf Vf
0

( ) = S (1 + 2α ⋅ ∆T ) = V (1 + 3α ⋅ ∆T )
0 0 0

C= cp = Q ABS L=

Q ∆T Q ⇒ Q = m ⋅ c p ⋅ ∆T m ⋅ ∆T + QCED = 0

Q m

10. ConstantesMagnitud Aceleración de Gravedad Radio de la tierra Distancia al sol Velocidad del sonido Velocidad de la luz Constante de Gravedad Universal Valor 9,8 6400 Unidad

m

s2

Km Km

150 ⋅ 10 6340

m m
−11

s s

3 ⋅ 10 8 6,67 ⋅10 9 ⋅ 10 9 − 1,6 ⋅ 10 −19
1

N ⋅ m2 Kg 2

Constante Eléctrica Carga del Electrón Calor específico del agua

N ⋅ m2 Cb 2
Cb

cal

g⋅0 C

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