
DE_U7_Fotonicos
Authored by Ismael Hdez
Other
University
Used 1+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿En cuál de estos circuitos la señal de salida será VCC cuando hay luz incidente y 0 cuando no incide luz?
A
B
A y B
En ninguno
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Para asegurar que el fototransistor está saturado con luz incidente, RC debe ser
Suficientemente grande
Suficientemente pequeña
El fototransistor se saturará para cualquier valor de Rc
El fototransistor nunca se saturará con independencia del valor de Rc
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Cuánto valdrá VGS si la iluminación es de 1000 lm, RG2 es 10 kΩ, RD=100Ω, VDD=5V, VT=2.5V?
0 V
2 V
3.6 V
No podemos saberlo
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿En qué estado se encontrará el MOSFET si la iluminación es de 1000 lm, RG2 es 10 kΩ, RD=100Ω, VDD=5V, VT=2.5V?
Corte
Saturación
Óhmica
No podemos saberlo porque faltan datos
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Qué valdrá VGS si la iluminación es de 2000 lm, RG2 es 10 kΩ, RD=100Ω, VDD=5V, VT=2.5V?
0 V
3.5 V
4.3 V
5 V
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿En qué estado se encontrará el MOSFET si la iluminación es de 2000 lm, RG2 es 10kΩ, RD=100Ω, VDD=5V, VT=2.5V?
Corte
Saturación
Óhmica
Faltan datos para saberlo
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Cuál será el voltaje a la salida si V1 = 10 V, V2=10V, R1=R2=1kΩ, VD1=2V y Io/Ii = 0.5, VCESAT=0V, con el interruptor S1 abierto?
0V
4 V
6 V
10 V
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