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
What determines the maximum fuel outlet pressure from a mechanical diaphragm pump? a. Fuel line restriction b. Engine rpm c. Spring force d. Return check valve
How can a process technician prevent a dust explosion? A Remove moisture B Add moisture C Open a window D Keep particles in a contained area
A pressure switch is rated according to its __ pressure range. operating resting maximum minimum
Q1: Which of the following steps are NOT part of a transfer case fluid inspection? 1. Locate the oil fill plug on the transfer case and remove it using air tools. 2. Use your finger to check the oil level in the fill plug hole. 3. Add the correct amount and type of fluid if necessary. 4. Reinstall the transfer case fill plug hole and tighten to specification.
You need to install a pull box in a run of conduit.The conduit contains twenty 18 AWG wires . What is the minimum size $4''$ square box you could use? Use the following table to determine the MINIMUM size $4''$ square box required.
Pipe wrenches usually come in different sizes which are located: It doesn't matter what size the wrench is it'll work anyways. On the side of the wrench. On the internet.
A-CAC melts the base metal with a high-current electric arc between the base metal and the end of a(n) __ a) high-frequency pilot arc b) idle arc c) carbon-graphite electrode d) plasma jet
The electronic variable displacemen compressor is based on what type of compressor design? A Rotary compressor design B Swash plate compressor design C Scroll compressor design D Vane compressor design
Which is a safety procedure related to fire hose testing? Always wear full structural PPE Only use portable tanks as a water source Only walk near pressurized hose when necessary Always test hoses in lengths greater than 300 feet (100 m)
a system with low duty factor is imaging at a __ depth than a system with high duty factor. shallower Cannot be determinec using this information deeper Duty Factor and depth are not related
