
Quiz sobre o Sensor KY-038

Quiz
•
Information Technology (IT)
•
6th Grade
•
Hard
BEATRIZ SILIO
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que o sensor KY-038 é capaz de detectar?
Temperatura
Som
Umidade
Pressão
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual componente principal do KY-038 permite captar sons do ambiente?
LDR
Microfone
Motor
Relé
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quando você bate palmas perto do KY-038, o que acontece com o sinal de saída digital?
Permanece sempre alto
Permanece sempre baixo
Muda de baixo para alto rapidamente
Não muda
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Para que serve o potenciômetro presente no módulo KY-038?
Ajustar a cor do LED
Ajustar a sensibilidade do sensor ao som
Ajustar a voltagem de saída
Ajustar a frequência do som
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a unidade de medida normalmente usada para intensidade sonora?
Volts
Decibéis (dB)
Amperes
Ohms
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se você quiser acender um LED ao detectar uma palma, qual comando Arduino você deve usar?
digitalWrite(ledPin, LOW);
digitalWrite(ledPin, HIGH);
analogRead(ledPin);
delay(1000);
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que significa quando a saída analógica do KY-038 apresenta um valor alto?
O ambiente está silencioso
O sensor está desligado
O som captado é forte
O LED está queimado
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