If the molten weld pool size increases beyond that which the __ will support, the pool will overflow and drip down the weld. a. shelf b. core c. edge d. pool

Contact Select one: A. The part of a switch or relay that carries current. B. A measure of the amount of energy stored by a contactor. C. Electrical safety device consisting of a strip of fusible metal in a circuit that melts when the circuit is overloaded. D. Overload mounted on the outside of a motor.

The pressure-relief valve on a nitrogen pressure test set should be set to relieve pressure at __ 1 or 2 psi above the required test pressure at a pressure 50% higher than the required test pressure the maximum working pressure of the nitrogen regulator the maximum safe working pressure of the tubing being tested

A break in elevation of __ or more requires a step or ladder for access? Answer: 12 in 19 in 7 in 9 in

Which of the following is the correct pictogram for a Class C fire extinguisher? Green triangle Red square Blue circle Yellow pentagram

Orange cables identify air conditioning lines. True False

__ is the generic name given to all of the components that make up the propulsion mechanism. Cleat Loader Undercarriage Tank

What are relays commonly used for in control circuits? control larger motors manage low current loads manage low resistive loads protection for larger conductors

14. Which of the following is the correct pictogram for a Class A extinguisher? a. Green triangle b. Red square c. Blue circle d. Yellow pentagram

Safety glasses should be worn __ When working on a vehicle When working around a vehicle When servicing or using equipment All of the above

Hot Questions

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