Examen tecnología. Electrónic analógica
Authored by Irene Solaz
Instructional Technology
9th Grade
Used 1+ times
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53 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En el circuito de la figura, si aumentamos el valor de la resistencia, el LED…
Lucirá más
Lucirá menos
Aumentará su brillo hasta que se queme
Ninguna de las respuestas es correcta
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El símbolo de la imagen corresponde a…
Potenciómetro
Termistor
LDR
Condensador electrolítico
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un potenciómetro…
Es una resistencia variable
Sirve para medir potencias
Tiene dos terminales
Todas las respuestas son correctas
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un termistor…
Es una resistencia que varía con la temperatura
Es un diodo que permite el paso de la corriente cuando varía la temperatura
Es un diodo que permite el paso de la corriente cuando varía la luz
Es una resistencia que varía con la luz
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si hablamos de NTC estamos hablando de…
Termistor
LDR
Potenciómetro
Diodo
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si al disminuir la temperatura aumenta la resistencia se trata de…
Un termistor NTC
Un termistor PTC
Un LDR PTC
Ninguna respuesta es correcta
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El símbolo del termistor es…
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