Products that consist of all the necessary concrete forms and accessories are called _____.
a. packaged systems
b. manufactured systems
c. proprietary systems
d. form unit systems
c. proprietary systems
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One key way to improve fuel economy is to reduce pumping losses. Which method is used in many hybrids to reduce pumping losses?
A) Use variable valve timing B) Use electronic throttle control (ETC) C) Use the Atkinson cycle D) All of the above
Gibs on a lathe can be adjusted
Indicate whether the statement is true or false
On all Allen Bradley PLCs the ________ is used to deliver power and signals to the I/O modules
A) Rack rails B) Backplane C) Module interconnect D) Power rails
A center tap transformer has a connection at the midpoint of the secondary winding resulting in:
A) secondary voltages half that of a non-center tapped transformer with the same turns ratio. B) two equal magnitude secondary voltages. C) two 180 degree out of phase secondary voltages. D) all of these.