Amplificadores
Authored by Ams Sma
Professional Development
Professional Development
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17 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um amplificador serve para
Amplificar Ruido
Amplificar um sinal DC
Fornecer energia a um circuito
Amplificar um sinal AC
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
No circuito da figura VCC corresponde
Amplificar Ruido
Amplificar um sinal DC
Fornecer energia a um circuito
Amplificar um sinal AC
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
No circuito da figura Input corresponde
Amplificar Ruido
Amplificar um sinal DC
Fornecer energia a um circuito
O sinal AC a amplificar
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Indique quais os componentes que podem ser usados como amplificadores de som
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A impedancia de entrada de um amplificador de audio convem ser
Alta
Baixa
Alta ou baixa
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A impedancia de saida de um amplificador de audio convem ser
Alta
Baixa
Alta ou baixa
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A impedancia é definida como
A resistencia a corrente continua
A resistencia a corrente alternada
A potencia da corrente
O atraso da corrente
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