Review the question, select the best option and then select submit. When retrieving a boat at a ramp what should be avoided? Attaching safety chains Aligning the boat squarely on the trailer Having bow and stern lines ready Power loading onto the trailer
A device used for lightweight conduit applications is known as what? a one-hole strap a mini a nylon anchor a beam clamp
Which of the following is a function that a conduit body might be used for? to insulate conduit to transfer heat to turn a corner to access components
When removing accessory components that are mounted to the engine: A remove all the brackets. B always disconnect the hydraulic lines. C place all attachment bolts separate from the components. D take photos to remind you of bracket locations and positions.
2. What should be done to reduce refrigerant loss from a purge unit on a R-123 chiller? A. Leak test and repair the chiller. B. Seal the purge unit discharge line. C. Pipe purge unit back into the low side. D. Pipe purge unit back into recovery unit.
Which of the following is a reason to take an oil sample? A. A new filter drier has been installed. B. The unit has had a compressor burnout. C. The unit is not cooling properly. D. Recycled refrigerant has been added to the unit.
What should be done after reaching the required recovery vacuum on an appliance? A. Immediately disconnect the recycling or recovery equipment, and open the system for service. B. Wait for at least a few minutes to see if the system pressure rises. C. Break the vacuum with nitrogen and open the system for service D. Pressurize the system with nitrogen and perform a leak check.
Which of the following maximizes the friction between the tires and the road surface while providing steering stability? A) Steering system B) Brake system C) Suspension system D) Wheels and tires
Thoriated tungsten electrodes are pointed and used with sine wave AC. A True B False
D. Circuit breaker: 6.- Electrical components, such as receptacles, switches and dimmers, that are designed carry and/or control electric energy as its principle function. A. Device B. Metal Box C. Fittings D. Conduit
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
