What are centerlines used to show and locate?
What will be an ideal response?
The centers of circles and arcs, and are used to represent the center axis of a circular or center plane of a symmetrical form.
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The single element shown when the entire surface is to be built up is the ____ of the buildup of the weld deposit.
A. minimum thickness B. maximum thickness C. minimum density D. maximum density
For an evaporator to operate at peak efficiency, _____.
a. the fin spacing should be very wide b. all of the surface area inside the tubes must be exposed to flashing liquid c. the coil temperature should always be higher than the dew point of the air d. the subcooling of the entering refrigerant should be kept to a minimum
To ____ a computer means to remove the existing programming and overwrite it with new software.
A. reset B. feed C. override D. flash
Find i? through i? in the circuit in Fig. 2.96.
 FIGURE 1.png)