What is the maximum water temperature for a low pressure water boiler?
A) 150 °F B) 200°F C) 180°F D) 250°F
D
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The force acting at the rim of the rotor multiplied by the radius from the center of the rotor is called the ____.
A. horsepower B. torque C. rotor speed D. angular momentum
Open-loop, water-source heat pump systems involve the transfer of heat between a water source and the air or water being circulated to a(n) ____________________ space.
Fill in the blank(s) with the appropriate word(s).
Fire extinguisher use is being discussed. Technician A says a multipurpose dry chemical-type fire extinguisher may be used on an electrical fire. Technician B says water may be used to extinguish a gasoline fire. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
The Latin word "plumbum" means
A. plumbing B. plumber C. worker D. lead