True or False? Personal fall protection systems typically include a safety net secured under the work platform of a scaffold.
When welding with the GTAW process, tungsten inclusions can be caused by improper grinding of the electrode. A. True B. False
An engine that has a valve train A Two-stroke B Four-stroke
When checking for proper operation of a low-voltage transformer, what is the first place that should be measured for voltage? at the associated power panel circuit breaker the transformer secondary the transformer primary at the unit power on/off switch
A low-pressure safety control is set to shut down the compressor in the event of refrigerant loss. True False
The airframe of a fixed -wing aircraft consists of five principal units: the fuselage , wings, stabilizers , flight control surfaces , and landing gear. False True
When actuation oil enters the HEUI, which of the following components does it act directly on? nozzle valve fuel pump chamber amplifier piston fuel pressure regulator
How is effective pump stroke managed in a HEUI fuel system? engine control module (ECM) mechanical governor throttle position sensor angle road speed governor programming
What is a unique trait of induction cooktops? Answer A. Glass surface B. Open flames C. Exposed coils D. Magnetic cooking
What type of refrigerant must leave the cylinder as a liquid to prevent the separation of the different components in refrigerant? Azeotropic mixtures Zeotropic mixtures Comlb All refrigerants
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.
