When preparing to measure pipe jacket for cutting a hole for a penetration, you should make sure that _____.
a. you know the thickness of insulation
b. you know the circumference of the insulated pipe
c. you have offset compound shears to make the hole
d. the jacket is snug and positioned so that the lap is aligned with the previous jacket
d. the jacket is snug and positioned so that the lap is aligned with the previous jacket
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When the refrigerant evaporates, it absorbs heat when it changes from liquid to gas. In which unit does this occur?
A) Thermal expansion valve or orifice tube B) Compressor C) Evaporator D) Condenser
Perspective drawing a form of pictorial drawing in which vanishing points are used to provide the depth and distortion that is seen with the human eye. Perspective drawings can be drawn using one, two, and three vanishing points.
Answer the following statement true (T) or false (F)
An aluminum plate, with dimensions of 3 cm × 3 cm × 5 cm (length, width, and thickness respectively), is exposed to a thermal energy source that puts out 150 J every second as shown in the accompanying figure. The density of aluminum is 2700 kg/m3. Assuming no heat loss to the surrounding block, determine the temperature rise in the plate after 10 seconds.
What will be an ideal response?
Inductors have the advantage over capacitors of providing a reactive effect while still completing a(n) ____ circuit path.
A. AC B. DC C. series D. parallel