13. When sizing a pull/splice box, what is the multiplier for? __ Straight Pull: __ Angle Pull:

Select the choice that best completes the following statement A piston motor consists of several cylinders, each of which: a) Contains a piston that strokes back and forth b) Houses a shaft that responds to piston rotation c) is parallel to the angled plate d) Can help control system pressure

Select the choice that best answers the following question Which structure applies to the rack and pinion actuator? a) Two pistons connected by a rack gear b) Leading and trailing pistons in housing c) Rotating barrier turning with shaft d) Air flow alternating direction with piston

An open-ended conductor containing a throat, which has a steadily decreasing cross section, is called: a) A divided nozzle b) A convergent nozzle C) Acritical conductor d) A capped orifice 11

Which of the following is true about the flat cup seal? a) Uses washers in seal b) Effective in high pressure c) Decreases the amount of contaminants d) Larger contact area than U-cup

Select the choice that best completes the following statement. The difference between a convergent-divergent nozzle and a convergent nozzle is that a convergent-divergent nozzle: a) The nozzle throat decreases, then flares b) Turbulence is greater c) Air velocity is difficult to control d) Nozzle pressure exceeds system pressure II

Select the choice that best answers the following question. Which best describes the structure of the vane rotary actuator? a) Air flow pushes vane in alternating directions b) Vane shifts back and forth with applied force c) Barrier slides vane in both directions within chamber d) Shaft holds vane in place against air flow

What are the Fire Alarm System Installation Requirements in accordance with NFPA 101? Installation requirements for emergency power supplies. Installation requirements for high voltage circuits. Installation requirements for smoke detectors in residential buildings. Installation requirements for fire alarm systems in different occupancy types.

Select the choice that best completes the following statement. The pressure gauge for an air tank is used to: a) Change the pressure in the tank b) Identify pressure leaks in the tank c) Prevent excessive air pressure in the tank d) Monitor air pressure in the tank

Select the choice that best answers the following question. Which component lowers the dew point of compressed air without reducing air temperature? a) Aftercooler component b) Refrigerant air dryer c) Desiccant air dryer d) Dew point controller

Hot Questions

12. A transformer can be checked for shorted turns using a __ a) VOM set to measure resistance b) VOM set to measure current c) TTR tester d) megger

A GFCI opens a circuit when it detects an improperly grounded receptacle different currents in the conductors of a circuit insulation failure in a conductor large amounts of current in a conductor

When the saw blade starts to bind you should Stop the saw and restart the cut Hold the saw tighter and finish the cut Lift the saw out of the cut Push harder

A __ is the hub of a structured wiring system and is usually located in the basement or garage. It is sometimes called a "distribution center." sub-panel field enclosure service center hub center

Because a kick -back could occur, do not stand directly in front of or behind the machine while it is being used. True False

Question 8 (1 point) Knot efficiency tends to be greater for ropes made of __ a Nylon b Polyester Manila d All of the above

Which stage in the laser printer imaging process involves the application of a uniform negative charge to the imaging drum? Transferring Stage Exposing Stage Charging Stage Developing Stage I want to review this question later. (Optional) Check my answer (Optional)

For a None pump handle detection configuration, which timer would end a transaction? No Fuel Timer End Fuel Timer Pump Finish Timer No Hose Timer

What needs to be done at the FMU if the display reads "Turn Pump Handle On?" Change the divide ratio Power reset the FMU Change pump handle detection to End Only Perform a counts test

When power is lost due to an unforeseen circumstance, a(n) __ detects the outage and automatically switches the power sources from normal to battery backup. Inverter Breaker Uninterruptible power supply Automatic Transfer Switch