
FONTE DC + PLUG P4 e PORTAS PWM
Authored by JULIANA MOURA
Other
9th - 12th Grade
Used 3+ times

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8 questions
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1.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
Os dispositivos eletrônicos para funcionarem adequadamente necessitam receber energia, podendo ser de fonte externa, chamada de __________________.
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Há dois modelos de fonte de alimentação no mercado, quais são eles?
chaveada e linear
regulares e linear
chaveada e regulares
3.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
A fonte _______ utiliza simples transformadores para reduzir a tensão alternada
4.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
A fonte _________ utiliza um circuito regulador interno responsável por chavear a corrente, fazendo com que a tensão de saída se mantenha estabilizada com maior eficiência.
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
O recurso PWM faz as portas ...
digitais simularem saídas analógicas no Arduino
analígicas simularem saídas digitais no Arduino
6.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
Uma porta ______ possui saltos de tensões entre valores bem definidos dentro de uma faixa de valores, apresentando apenas dois estados: ligado ou desligado.
7.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
Uma porta ________ pode assumir infinitos valores de tensão dentro de uma faixa de valores, apresentando vários estados, como, por exemplo: alto, pouco alto, médio, pouco baixo e baixo.
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