
Quiz de Cálculos Elétricos
Quiz
•
Mathematics
•
Professional Development
•
Medium

Thayna Da Silva Freitas
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20 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 20 pts
Um resistor de 10 ohms é conectado a uma fonte de 20 V. Qual é a corrente que passa pelo resistor?
1 A
2 A
0,5 A
0,2 A
2.
MULTIPLE CHOICE QUESTION
2 mins • 20 pts
Qual é a potência dissipada por um resistor de 4 ohms quando submetido a uma tensão de 12 V?
6 W
12 W
24 W
36 W
3.
MULTIPLE CHOICE QUESTION
2 mins • 20 pts
Em um circuito com uma fonte de 15 V e uma resistência de 5 ohms, qual será a corrente que passa pelo circuito?
3 A
5 A
10 A
15 A
4.
MULTIPLE CHOICE QUESTION
2 mins • 20 pts
Qual a tensão necessária para que uma corrente de 3 A passe por um resistor de 6 ohms?
12 V
18 V
3 V
2 V
5.
MULTIPLE CHOICE QUESTION
2 mins • 20 pts
Se a corrente em um resistor de 8 ohms for de 4 A, qual será a tensão aplicada a esse resistor?
2 V
12 V
32 V
64 V
6.
MULTIPLE CHOICE QUESTION
2 mins • 20 pts
Qual é a energia consumida por uma lâmpada de 100 W ligada por 3 horas?
300 Wh
200 Wh
100 Wh
600 Wh
7.
MULTIPLE CHOICE QUESTION
2 mins • 20 pts
Em um circuito com 3 resistores de 10 ohms, 15 ohms e 20 ohms em série, qual é a resistência total do circuito?
25 ohms
45 ohms
30 ohms
10 ohms
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