iluminación led - sensores

Quiz
•
Instructional Technology
•
1st - 3rd Grade
•
Medium
Emanuel 11
Used 3+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Un diodo es un dispositivo semiconductor que actúa esencialmente como un interruptor unidireccional para la corriente.
FALSO
VERDADERO
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
CUANDO UN DIODO ESTA POLARIZADO EN FORMA DIRECTA ACTUA COMO.....
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Los diodos rectificadores son utilizados en las fuentes de voltaje para poder convertir resistencia en impedancia.
Los diodos rectificadores son utilizados en las fuentes de voltaje para aislar la fase.
Los diodos rectificadores son utilizados en las fuentes de voltaje para poder convertir la corriente alterna(AC) en corriente directa (DC)
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
¿Que significa LED?
LLave emisora de lux
Dispositivo Emisor de Luz
interruptor Emisor de Luz
Diodo Emisor de Luz
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
LUMEN ES......
flujo luminoso recibido por una superficie.
Intensidad Luminosa
flujo luminoso de una fuente de luz
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Lámparas Incandescentes ....
los electrodos auxiliares llevan una resistencia en serie que limita la intensidad que circula por ellos
se hace pasar una corriente a través de un filamento
los filamentos del electrodo al calentarse generan electrones de mercurio
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Lámparas de vapor de mercurio a alta presión se usa para iluminación de
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