Which of the following does a blueprint have?
a. White lines with a blue background.
b. Blue lines with a white background.
c. Red lines with a blue background.
d. White lines with a blue background.
a. White lines with a blue background.
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In schematics, electrical components are always shown in their energized or on state.
Answer the following statement true (T) or false (F)
An asphalt paving crew is used to pave a road 8,000 feet long. The road is 48 feet wide and the paving machine can pave a 12-foot-wide strip of road during each pass. The machine paves 13 lineal feet of 12-foot-wide road per minute. Two lifts of asphalt are needed to pave the road. After completing a pass, it takes the crew 15 minutes to turn the paving machine around and get ready for the next
pass. The crew consists of a foreperson, seven operators, and a laborer. Using a system efficiency of 45 minutes per hour, determine the number of labor hours required to place 1 lineal foot of road 12 feet wide. What will be an ideal response?
One advantage of DC electric braking is that _____.
a. it can be used to hold a suspended load b. solenoid-operated friction brakes are engaged c. the motor is stopped very gradually d. the motor can be stopped without having to use brake linings or drums
Blade guides can be in the shape of ____________________ or ___________________
Fill in the blank(s) with the appropriate word(s).