External safety valves are sealed by whom?
A) The customer B) The manufacturer C) The seller D) The technician
B
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On a hydraulically-controlled automatic transmission, what is used to measure vehicle speed?
A) Pulse-width modulated solenoid B) Shift valve C) Governor D) Throttle valve (TV)
A traction control system can often control all of these EXCEPT ________
A) Apply the wheel brake to the wheel that is losing traction B) Upshift the transmission C) Limit torque delivered to the drive wheels D) Engage four-wheel drive
The function of a damper in an air distribution system is to _____
a. distribute air uniformly b. add moisture to the air c. control and balance air flow d. compensate for duct leakage
Match the NEC article to its subject matter.
A. is devoted to electric heat and its unique requirements B. applies to motor-driven air conditioning and refrigeration systems as well as the branch circuits and controllers used in conjunction with this equipment C. specifies that appliances are not to have any exposed live parts. D. provides useful information regarding the safe and proper methods to be used when installing, maintaining and servicing electric motors and their associated components E. covers a wide range of topics regarding electrical boxes and conduit bodies that are used for electrical junctions, outlets and electrical devices