19. It is important for those servicing equipment to be educated on the types of energy as well as their magnitude, potential hazards, and the method or means to control different types of energy. True False
When an oxygen analyzer is used, the maxi-mum percentage of oxygen generally allowed for an acceptable welding atmosphere is __ 4 percent 1 percent 9 percent 14 percent
How can you test to see if a diagram made usirig digital tools is a construction or just a drawing based on estimation?
Which of the following is not something the coating on a covered electrode provides? alloying elements slag formers argon gas deoxidizers
The most common steering types are? A) Fifth Wheel Steering B) Stub Axle Steering C) Stub axle steering and Fifth wheel steering D) None of the above.
Question: What is the 5th step of coupling tractor- semitrailers? Secure the tractor by putting on the parking brake and putting the transmission in neutral. Check the trailer height and make sure it is low enough that it is raised slightly by the tractor when the tractor is backed under it.
Match each two-stroke engine type listed on the left to its correct description on the right. E Reed inlet valve equiv Cross-flow scavenged A half-circle shaped disk serves as the valve and opens and closes ports as it turns The piston acts as a valve that covers and uncovers all of the ports The deflector directs the intake charge into the upper part of the cylinder The engine has a small, flexible metal plate that cover the inlet port Diameter of upper part of piston smaller than diameter of lower part of piston Design used to direct air/fuel mixture into combustion chamber as it enters the cylinder The air/fuel mixture flows in a single direction in this design E Loop scavenged Stepped piston engine E Rotary inlet valve E Uni-flow scavenged Piston-controlled inlet port
All of the following are typical duties of a chassis technician, EXCEPT: a. Servicing wheel bearings. b. Replacing shock absorbers. c. Inspecting and diagnosing the steering system. d. Replacing water pumps.
What should you do if a pipeline has been exposed to unusual stresses, such as an earthquake? perform a pipeline pressure test conduct a special one-time survey decrease the pressure in the pipeline schedule more frequent patrols
Which non -exothermic connection uses a polyester resin? split bolts conductive epoxy magnetic attachment butt splice
Plastic components should be wiped with Motorcraft Metal Surface Prep Wipes prior to applying the RTV on the plastic component. A) TRUE B) FALSE
Select the correct answer and then click the Next button. Which coating classification BEST describes the presence of defects, but no serious corrosion? a. Good b. Fair c. Poor d. Bare
Select the correct answer and then click the Next button. What can interrupt cathodic protection and mask corrosion? a. Humidity b. Dissimilar metals c. Disbondment d. Static electricity
Select the correct answer and then click the Next button. What often causes pockets with corrosion grooves? a. Thin spots b. Wrinkled tape c. Holidays d. Air pockets
Select the correct answer and then click the Next button. What is the cause of premature pipeline corrosion? a. Keeping pipe aboveground b. Using cast iron pipe c. Coating failure d. Low product flow
Which type of slack adjuster is offered by most manufacturers because it resists over-adjustment? Select one: a. Stroke-sensing ASAs b. Clearance-sensing ASAs c. Manual slack adjusters d. Six-inch slack adjusters
Self-powered test lights are like regular test lights except that they contain a __ battery. Select one: a. 0.3-volt b. 24-volt C. . $12-volt$ d. 1.5-volt
What distinguishes a BIMODAL PV System from a UTILITY INTER-ACTIVE PV System? Bimodal has batteries Both are grid connected. Utility Interactive is cheaper
3. The engine in your car is sometimes called: A. A 4-stroke engine B. A 2-stroke engine C. An external combustion engine D. None of the answers
QUESTION: Which statement is true about the effects of ambient temperature on solid state devices? POSSIBLE ANSWERS: A solid state device is more likely to withstand excessive cold than excessive heat. The typical failure rate for a solid state device is $35^{\circ }C(95^{\circ }F)$ The failure rate for a solid state device doubles for every $10^{\circ }C$ that the temperature rises.
