
Sensor LDR com Arduino
Authored by CLAUDIO MOREIRA
Other
6th Grade
Used 7+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que significa a sigla LDR em eletrônica?
Luz Direta Refletida
Light Dependent Resistor
Lâmpada de Diodo Resistente
Linha de Dados Rápida
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Para que serve um sensor LDR em um projeto com Arduino?
Medir temperatura
Medir intensidade de luz
Medir pressão
Medir distância
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual pino do Arduino geralmente é usado para ler o valor de um LDR?
Pino digital
Pino analógico
Pino de alimentação
Pino de reset
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que acontece com a resistência do LDR quando a luz aumenta?
Aumenta
Diminui
Permanece igual
Desaparece
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a unidade de medida da resistência elétrica?
Volts
Amperes
Watts
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual componente é frequentemente usado junto com o LDR para formar um divisor de tensão?
Motor
Resistor
LED
Capacitor
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual função do Arduino é usada para ler valores analógicos do LDR?
digitalRead()
analogRead()
analogWrite()
digitalWrite()
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