What is necessary for safely using an extension ladder? A. Place it on uneven ground B. Lean it against a stable structure C. Use it only indoors D. Place it on a soft surface

What do three short blasts of a horn indicate? A boat is warning you that you may be on a collision course A drawbridge is about to close and you must stay clear You are approaching a boat in a designated anchorage area A boat is using astern propulsion and is in the act of backing up

Which of the following statements about ratchets and sockets is correct? Hinged socket handles are much shorter than ratchets. Each socket is designed for use with any drive size. There are no metric drive sizes. Sockets to match metric hardware are extremely rare

Fuses shall be all but: Free of cracks ; and breaks Maintained for 'adequate contacts Have legible labeling Shall not be modified

As refrigerant boils,it absorbs heat and cools the surroundings . Where does this process take place? a) condenser b) evaporator c) compressor d) metering device

A technician is preparing to check the performance of the air conditioning system with a manifold gauge. What is needed by the technician in order to use the manifold gauge? a) component flusher b) electronic leak detector c) refrigerant oil d) Schraeder valve

As a general rule , what is the maximum amount of pulling tension for UTP cable? 25 foot-pounds 35 foot-pounds 45 foot-pounds 55 foot-pounds

What does a ladder's duly rating Indicate? Select the correct answer. The height of the ladder The maximum weight it can safely support The number of steps or rungs on the ladder The type of material the ladder is made of

What is the process for setting up extension ladders? Select the correct answer. Position the ladder, stand the ladder up, fully extend the ladder, raise the fly and lean the ladder, set the ladder base and clear overhead Set the ladder base and clear overhead, raise the fly and lean the ladder, position the ladder, stand the ladder up, fully extend the ladder Position the ladder, set the ladder base and clear overhead, stand the ladder up, raise the fly and lean the ladder, fully extend the ladder Fully extend the ladder raise the fly and lean the ladder, stand the ladder up, set the ladder base and clear overhead, position the ladder

What are the only items that can be used to light a torch flame? Friction strikers or stationary pilot flames Matches or cigarette lighters A welding are or heated metal rod A propane torch or open flame from a lighter

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