
Quiz sobre Circuitos Elétricos e Semáforos

Passage
•
Other
•
11th Grade
•
Medium
Maria Leite
Used 5+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quais são as cores dos LEDs utilizados no circuito do semáforo?
Marrom, Rosa e Azul
Roxo, Laranja e Cinza
Azul, Branco e Preto
Verde, Amarelo e Vermelho
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a função de um semáforo nas cidades?
Iluminar as vias
Controlar e organizar o tráfego
Decorar as ruas
Emitir sons para os pedestres
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que significa a luz vermelha acesa no semáforo?
O motorista deve reduzir a velocidade
O motorista deve acelerar
O motorista deve parar imediatamente
O motorista deve virar à direita
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a polaridade da perna maior do LED?
Positiva (+)
Negativa (-)
Alternada
Neutra
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que deve ser feito se o LED não acender?
Pintar o LED
Adicionar mais cola
Inverter a posição do LED
Trocar o papel alumínio
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual material é utilizado como condutor no segundo desafio?
Papel alumínio
Grafite
Cobre
Plástico
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a largura mínima recomendada para a linha de grafite no circuito?
0,1 a 0,2 cm
0,5 a 1,0 cm
1,5 a 2,0 cm
2,5 a 3,0 cm
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