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Which of the following locations would most likely require installation of a ground fault circuit interrupter?
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Steam-Heating Boiler operated at pressures not exceeding ______ for steam
The lightening outlet installed at or near heating, air-conditioning and refrigeration equipment shall be controlled _______
What must be provided for all working spaces above service equipment, switchboards and panel boards?
Underground wiring shall be installed in which conduit?
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The termination point of exhaust outlets and ducts discharging explosive or flammable vapors, fumes or dusts to the outdoors shall be located with _______ from property lines
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The _____ is the current drawn by the motor just as it begins to start but before the rotor begins to rotate
Ozone cabinets and ozone gas-generator rooms for systems having a maximum ozone generating capacity of 1/2 pound (0.23 kg) or more over a 24-hour period shall be mechanically ventilated at a rate of not less than ______ air changes per hour:
If the replacement compressor motor draws 35 amperes current, what is the minimum rating for disconnecting means used to protect the motor?
The conductors sized 1/0 AWG or smaller shall be permitted to be run in parallel for frequencies higher than _______ HZ.
Make up air duct insulation installed within _____ of a Type I commercial kitchen hood shall be noncombustible
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For determining all welded and brazed joints are liquid tight, a light test shall be performed by passing a lamp having a power rating not less than _____ through the entire section of duct work to be tested.
The light solid lines on an installation diagram shows the low voltage ______ winding
Capacitor motor has:
When connecting a voltmeter into a DC circuit, what should be observed?
Insulation resistance is measured using ___
Gasket and sealing materials for duct to exhaust fan connections shall be rated for continuous duty at a temperature of not less than ______
The termination point of all environmental air exhaust outlets and ducts discharging to the outdoors shall be located _____ from property lines:
Frequency in a dc circuit will be ______
Power factor is ______ of the angle between voltage and current wave
Which of the following has negative charge
The effective value of an AC sine wave is equal to the _______ times the maximum value
The individual modular boiler shall be limited to a maximum input rating of ______ Btulh gas
Which of the following is a self-starting motor
In residential buildings, small appliance loads should have two or more _______.
Service factor of the typical motor will be ______
The foam plastic insulation shall be covered by corrosion-resistant steel having a base metal thickness of not less than _____
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