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Turismo ecológico.

",{"_43":86,"_81":87,"_83":88},"b06eefa2-afb6-42eb-b7ec-16d4c050cd89","B","

Desmatamento ambiental.

",{"_43":90,"_81":91,"_83":92},"ad4acd30-75aa-41fd-a3f8-4fb1d2b58167","C","

Aquecimento global.

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Ocupação humana.

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Qual prática contribui para os desaparecimentos mencionados no texto?

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Conversor A/C.

",{"_43":206,"_81":87,"_83":213},"

Conversor D/A.

",{"_43":215,"_81":91,"_83":216},"b0a43708-2eaa-431e-9f5a-5e670c310b88","

Conversor DC/AC.

",{"_43":218,"_81":95,"_83":219},"621496f0-8bcd-4170-ac79-f029b61cf7c4","

Conversor AC/DC.

",{"_43":221,"_81":222,"_83":223},"82beb153-62b5-4492-a5b4-4b250e984761","E","

Nenhuma das respostas acima.

","

Para a conversão de sinais digitais para analógicos, necessitamos de circuitos ou chips denominados:

",[226],{"_43":170,"_57":171,"_59":172,"_146":147,"_148":160,"_119":173,"_121":173,"_45":174,"_123":172},{"_40":228,"_42":41,"_43":229,"_77":230,"_97":240,"_98":241,"_51":242},"22d7bbd3-763e-4f0a-b27b-99a913a98b51","b72f32d4-8e5c-4b78-8ca1-fffb9133beaf",[231,233,234,236,238],{"_43":232,"_81":82,"_83":82},"0d271c5e-75f4-4f80-9070-ec6e61f920b4",{"_43":228,"_81":87,"_83":87},{"_43":235,"_81":91,"_83":91},"b0005922-c0f4-41ed-b76f-782d257efeca",{"_43":237,"_81":95,"_83":95},"09ae6274-a5a4-4dd6-b758-fd3d202facb4",{"_43":239,"_81":222,"_83":222},"79575e01-cc80-4c53-8122-bc3a7a15ac9a","Segundo o gabarito oficial divulgado pela CESGRANRIO para o concurso PETROBRAS de 02/05/2010 (Engenheiro de Equipamentos Pleno – Ênfase Eletricidade), a alternativa assinalada como correta na questão 50 é a letra B.","

Qual é a resposta correta para a questão 50 do exame realizado em 02/05/2010 para o cargo de ENGENHEIRO(A) DE EQUIPAMENTOS PLENO ÊNFASE EM ELETRICIDADE, de acordo com a seguinte chave de respostas?

",[226],[226,244,245,246],{"_43":178,"_57":179,"_59":180,"_146":147,"_148":170,"_119":181,"_121":181,"_45":182,"_123":180},{"_43":160,"_57":161,"_59":162,"_146":147,"_148":143,"_119":163,"_121":163,"_45":164,"_123":167},{"_43":143,"_57":144,"_59":145,"_146":147,"_148":-5,"_119":149,"_121":149,"_45":150,"_123":145},"tagsTree",[142],"videoDislikes",{},"videoLikes",{},"actionData","errors"]

Comentários