What is the purpose of a reverse return piping system?
A) To allow the flow direction to be reversed for cooling
B) To operate a two-pipe system like a one-pipe system
C) To keep the length of piping the same for each convector unit
D) To reduce the amount of piping required
C
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Answer the following statement(s) true (T) or false (F)
Motor starters are basically a contactor and overload relay mounted together. Most do not need auxiliary contacts.
Cover measurement commences at the top surface of any direct burial wiring method and ends at the ____ of the finished grade's top surface.
A. closest point B. midpoint C. farthest point D. adjacent corner
The steering torque sensor in an electric power steering system senses ________
A) Steering wheel torque B) Steering wheel direction C) Both A and B D) Neither A nor B
Mixed format: 
(with a space between the whole number and the numerator)Fraction format: 
Reduce all fractions. A department in a factory has three 
-horsepower motors, five 
-horsepower motors, six
src="https://sciemce.com/media/4/ppg__examview__ch2__00001_res__nr014-3.jpg" border="0">-horsepower motors, and eight 
-horsepower motors. What is the total connected motor load in horsepower rating?
Fill in the blank(s) with the appropriate word(s).