A CAD technician often includes lines in a structural drawing to show the edges or outlines of structural components that are important but could not be seen by an actual viewer of a given part of a structure. These lines are known as ____.

A. phantom lines
B. ghost lines
C. hidden lines
D. non-visual lines


Answer: C

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The type of drawing that depicts the weldment that must be fabricated and the pieces to be joined by welding

is the _____. a. section view b. isometric view c. assembly drawing d. welding detail drawing

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Between the lower and upper critical frequencies of a band-pass filter:

A) the frequencies pass a minimum level. B) the frequencies pass at 30% to their maximum levels. C) the frequencies pass a maximum level. D) the frequencies pass at 70% to their maximum levels.

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The cumulative frequency and the cumulative relative frequency for a given class interval are the sums of the frequencies and relative frequencies, respectively, over all classes up to and including the given class. For example, if there are five classes, with frequencies 11, 7, 3, 14, and 5, the cumulative frequencies would be 11, 18, 21, 35, and 40, and the cumulative relative frequencies would be 0.275, 0.450, 0.525, 0.875, and 1.000. Construct a table presenting frequencies, relative frequencies, cumulative frequencies, and cumulative relative frequencies, for the data in Exercise 2 of Section 1.3, using the class intervals 14–< 15, 15–< 16,..., 22–< 23.

What will be an ideal response?

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As the diameter of a wire increases, its resistance will also increase.

Answer the following statement true (T) or false (F)

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