Heater cores are typically constructed from all of the following EXCEPT: A Aluminum B Iron. C Copper. D Brass.
The cooling system device that maintains pressure in order to raise the boiling point of the coolant is called the: A Thermostat. B Pressure cap C Radiator. D Water pump.
In a typical reverse-flow cooling system, after the coolant moves through the cylinder head, it finds its way to the __ , and then returns to the radiator. A Thermostat B Engine block C Hoses D Piston
Fixed geometry turbos are the best option for all new diesel engines. True False
What does a burner flame on an induced -draft gas furnace that is completely blue, or blue with slight yellow tips, indicate? normal operation too much primary combustion air too much secondary combustion air incomplete combustion
8. Which one of these was NOT a result of the space shuttle program? water purification technology medical equipment automobiles ski goggles
Technician A says piston seals are designed to seal against high pressures. Technician B says the seal is positioned so that the lip faces the source of the pressurized fluid. Who is correct? Technician A Technician B Both A and B Neither Anor B
What mode does a direct pressure sensor enter when the vehicle is stopped? Select one: a. Active mode b. Sleep mode c. Storage mode d. Alert mode
Technician A says all tire valve stems are removed and installed using the same process. Technician B says that some tire valve stems are part of the tire pressure monitoring system (TPMS). Who is correct? Select one: a. Technician A b. Technician B c. Both Technician A and Technician B d. Neither Technician A nor Technician B
Select the choice that best answers the following question. What follows the type of input and output devices and modules chosen? a) Developing the most efficient wiring scheme b) Developing the least efficient wiring scheme c) Determining the output control device d) The type load required for the system
What does the Kiva Safety Info Service (KSIS)help validate and troubleshoot? Inventory discrepancies Safety-related behavior and PSC connections. Drive battery life issues System Administration
An electrician is installing a receptacle for a new clothes dryer. Although the cord for the dryer is six feet, at what distance from where the cord connects to the appliance is it recommended that he or she install the receptacle? A) Less than 1 foot B) Within 4 feet C) Within 2 feet D) Within 5 feet
What technology was used to observe the surroundings without exposing oneself above the trench line? periscope grenade stalemate
Some fixed ladders have lifelines that connect to a body harness. How long must the connection between the harness and lifeline be? 9 inches or less in length 10 to 12 inches in length 14 inches in length Proportional to the worker's height
Buck-boost transformers can be wired with __ polarity to boost the source voltage. a. additive b. cancellation c. neutral d. subtractive
Select the choice that answers the question correctly. What should you do when inspecting battery-operated lifts? a) Contact the manufacturer before inspecting b) Open the battery compartment to see if the cells are properly sealed c) Make sure the lift is plugged in during inspection d) Operate the lift before inspecting
Technician A says that the most efficient method of EVAP system leak detection is introducing smoke under low pressure from a machine specifically designed for this purpose. Technician B says that nitrogen gas pressurization uses nitrogen gas under a very low pressure (lower than 1 psi) in the fuel system; you listen for escaping air with amplified headphones. Who is correct? A) Technician A B) Technician B C) Neither Technician A nor B D) Both Technicians A and B
Isolated ground receptacle is an insulated grounding conductor that is run from neutral terminal at the main service entrance to the isolated ground terminal on the receptacle. True False
For two single-phase transformers to operate satisfactorily in parallel, they must have the same voltage ratio and __ a. different percent impedances b. different turns ratios c. opposite polarities d. the same percent impedance
You should loose the lug nuts one by one in a clockwise position. True False
