Where is the line duty device commonly located?
What will be an ideal response?
A line duty device senses current and/or temperature in the motor winding. The line duty arrangement is commonly found on compressor motors used for domestic service.
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What is the unit of measure for strain?
What will be an ideal response?
To calculate concrete volume, structures can usually be divided into two or more _____.
a. volume units b. physical levels c. forming types d. geometric shapes
How are the switches in electrical circuits that control parallel loads connected? If the switch opens, what happens to the circuit?
What will be an ideal response?
A steam boiler's blowdown separator helps reduce corrosion and scaling downstream and also _____
a. retards the growth of fungus in the cooling tower b. reduces the temperature of the water being discharged c. adjusts the amount of bleed-off for the cooling tower d. purges gases entrained in the makeup water