
Quiz de Eletricidade e Ondas
Authored by AGUINALDO FERREIRA
Mathematics
2nd Grade
Used 2+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
2.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Se a resistência elétrica de um fio é de 5 ohms e a tensão aplicada é de 10 volts, qual é a corrente elétrica que passa pelo fio?
0.5 A
2 A
5 A
10 A
3.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Qual é a unidade de medida da resistência elétrica?
Volt
Ampere
Ohm
Watt
4.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
5.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Se a corrente elétrica em um circuito é de 3 A e a tensão é de 12 V, qual é a potência elétrica dissipada?
36 W
15 W
4 W
9 W
6.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
O que são ondas mecânicas?
Ondas que se propagam no vácuo
Ondas que necessitam de um meio material para se propagar
Ondas que não transportam energia
Ondas que se propagam apenas em líquidos
7.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
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