eli salces, mª josé márquez y álvaro seco de herrera

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PRCTICAS CIRCUITOS EN SERIE Y EN PARALELO, POTENCIMETRO Y LDR

1er color2o color3er colorToleranciaValor tericoValor realSI/ NO

R1marrnverdenaranja 5%14250-1575014380SI

R2azulgrisrojo 5%6460-71406660SI

R3rojorojorojo 5%2090-23102180SI

VALOR DE LAS RESISTENCIAS

CIRCUITO EN SERIE

R1 = 14380

R2 = 6660

R3 = 2180

RT = R1 + R2 + R3 = 15440 + 6670 + 2180 = 24290

IT = I1 = I2 = I3 = 0.22 mA

V1 = I1 x R1 = 0.223 x 15440 = 3.4 V

V2 = I2 x R2 = 0.223 x 6670 = 1.4 V

V3 = I3 x R3 = 0.223 x 2180 = 0.4 V

CIRCUITO EN PARALELO

I1 = 0.25 mA

I2 = 0.56 mA

I3 = 1.7 mA

IT = I1 + I2 + I3 = 0.25 + 0.56 + 1.7 = 2.58 mA 2.5 mA

VT = V1 = V2 = V3 = 3.7 V

POTENCIMETRO

TERICOMNIMOMXIMO

100K092.1047.246.568.49.892.1

POTENCIMETRO ()

POTENCIMETRO ()

POTENCIMETRO ()

LDR

CON LUZSIN LUZ

5800 146400

LDR (con luz)

LDR (sin luz)

COMPONENTES DEL GRUPO

Eli Salces AlcarazM Jos Mrquez Snchezlvaro Seco de Herrera Salado