Los sellos o precintos en tramos de tubería eléctrica tienen como finalidad principal:

a. aislar diferentes voltajes entre sí.
b. evitar el paso de gases, vapores o llamas desde una parte del sistema hacia la otra.
c. evitar que la humedad penetre en el sistema de conductos.
d. aislar los cables.


b. evitar el paso de gases, vapores o llamas desde una parte del sistema hacia la otra.

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For which of the following products are engineers directly involved in the production?

a. Automobiles b. Notebook paper c. Bottled water d. Smart phones e. Laptop computers f. Notebook paper g. All of the above

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The subsequent problems deal with the circuit below where the preset and clear features operate based on positive logic (i.e., they are "active high"), which is not the standard convention.Note: Each question is independent and doesn't depend on results from previous questions. The only values known initially are the values provided in each question.When R=0, C=0, and L changes from 0 to 1, the output X

A. is uncertain B. toggles regardless of its value C. remains unchanged (regardless of whether the initial value is 0 or 1) D. becomes (or remains) 1 E. becomes (or remains) 0

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Design an op amp circuit such that v? = 4v? + 6v? – 3v? – 5v?

Let all the resistors be in the range of 20 to 200 k?.

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In order for total quality to be implemented into an organization, top management must have an unwavering and unquestioned commitment to TQM.