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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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).
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