Most valves are named afte their: bonnets ports passageway control device stem routing device actuators
The maximum acceptable (not necessarily normal) pressure drop across an inline air filter is __ psi. Maximum drop defines at which point to change the inline filter element out. a. 10 b.8 c. 2 d. 5
Which of the following are examples of generating the workpart geometry in machining as opposed to forming the geometry (two best answers): A broaching B contour turning C drilling D profile milling E thread cutting
Headlights use a high-intensity bulb or lamp and a low-intensity bulb or lamp and a __ to switch between the two circuits. Select one: A. touch screen B. switch C. voice command D. push button
Without this, a pump or fan would only be able to run at one speed, and that might not be the most efficient use of motor power. Modulating actuator Variable speed drive Secondary controller None of the above
A variable air volume or VAV box controller is an example of A primary controller A secondary controller An application-specific controller None of the above Mark for follow up
Un sobrecalentami ento bajo en un 20 puntos evaporador indica: baja carga de refrigerante baja presion del rerigerante alta presion del refrigerante sobrecarga de refrigerante
When scientists use technology to create solutions to problems they try to find the simplest way to meet all the needs they have. false true
Most dispensers have o(n) __ to stop the flow of propone in on emergency. OPD(overflow protection device) hose-end valve alarm shutdown system
What two methods are used to start a plasma arc cutting arc? Select one: a. HF Arc and Contact b. Contact and Scratch c. HF and Scratch
Question 2/20 When in use, how do you move the articulated ladder? Select the best answer: Keeping 3 points of contact, have someone move the ladder for you Disengage the locks, descend and then re-locate Keeping 3 points of contact, hop the ladder into place First descend, then re-locate
When power and data are brought to one enclosure, a means of dividing the wiring is required. Gang box partitions are available for boxes of what depth? (Select all that apply.) a. . $1\frac {5}{8}$ b. $2\frac {1}{4}''$ C. . $2\frac {1}{2}''$ d. . $23/8$
A surface-mounted fluorescent luminaire (light fixture) mounted in a clothes closet must maintain a clearance of at least __ inches to the storage area. Select one: a. 6 b. 18 c. 24 d. 0 e. 12
Which of these is least likely a step in replacing a failed compressor? C A) Replacing the condenser B) Inspecting the muffler C) Disconnecting and sealing the hoses D) Flushing the system
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
Questions for Further Investigation How do a hand generated flashlight and power plant compare? -When might you use the information you learned from this station? What new questions do you have? Brainstorm new investigation questions for this station.
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
What are some advantages of making electronic components like transistors increasingly smaller?
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
