Ecuaciones Dimensionales Flashcards

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1
Q

Velocidad

A

V = distancia / Tiempo

*m/s

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2
Q

Unidades SI y unidades

A
Distancia - m
Tiempo - s
Masa - kg
Temperatura termodinámica - kelvin
Intensidad de corriente - amperio
Intensidad luminosa - candela
Cantidad de sustancia - mol

Angulo - radian
Angulo 3D- Estereorradián

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3
Q

Principios

A

Principio homogeneidad
(+ ; - magnitud misma naturaleza)

No valor matemático

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4
Q

Densidad

A

D = Masa / Volumen

*kg / m ^3

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5
Q

Aceleración

A

A = Velocidad / Tiempo

*m/s^2

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6
Q

Fuerza

A

F = Masa x Aceleración

*kg m/s^2 = Newton (N)

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7
Q

Trabajo = Energía = Torque; momento fuerza

A

W = Fuerza x Distancia

*kg m^2/s^2 = Joule (J)

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8
Q

Presión

A

Pr = Fuerza / Área

*kg / (m s^2)

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9
Q

Impulso

A

I= fuerza x tiempo=masa x velocidad

*kg m/s

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10
Q

Periodo

A

Segundo

*s

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11
Q

Caudal

A

Q= Vol / tiempo

*m^3 / s

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12
Q

Potencia

A

Pot = Trabajo / Tiempo

*kg m^2 / s^3 = watt (W = J/s)

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13
Q

Frecuencia

A

1 / tiempo

Frec = t ^-1 = hercio (Hz)

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14
Q

Aceleración angular

A

radianes por segundo ^2

*rad / s^2

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15
Q

Carga eléctrica

A

Intensidad de corriente x tiempo

I x t = Coulumb (C)

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16
Q

Velocidad angular

A

Radianes / segundo

*rad / s = 1 / tiempo