What are two broad types of air compressors?(Select two.) A. Variable pressure B. Positive displacement C. Dynamic D. Opposed piston
When inspecting the __ , clean any gasket material from the mating surfaces. Select one: a. Thermostat housing b. O-rings c. Clamps d. Hoses
COMPRESSED AIR SYSTEMS Which of the following are configurations of reciprocating air compressors? (Select all that apply.) A. Tandem B. Vertical C. Horizontal D. Rotary E. Horizontal balance-opposed
A Fire Alarm's secondary power can come from a battery or a(n) (3.1.1) Solar Panel Generator Capacitor Bank Windmill
Which component separates the armature from the friction disc to disengage the brake? a) Wave washer b) Col C) Magnetic particle d) Permanent magnet
Ao 3000 has no defined application even though all washer/disinfector must be capable of achieving it. True False
What is the function of the 4219 module? Adds wireless functionality Adds 8 auxiliary hardwired zones Controls lighting Resets smoke detectors
The basic micro switch can be obtained with a variety of different activating arms. True False
Limit switches contain only a single set of contacts True False
When a bumper arm is impacted, it will not cause the contacts to change position. True False
Multiple Choice 20 points What should you do if your electric breaker keeps tripping? Just turn it back on Contact an electrician See if you can fix it yourself Put a penny in it
Valve stem height is most critical on which of these? Select one: A. Non -adjustable solid lifter systems B. Adjustable solid lifter systems C. Adjustable hydraulic lifter systems D. Overhead cam engines
10) What tools are needed to measure $1/2$ T of oil?
air out of the tire? A. If the recommended psi is above the number on the gauge, add air until it reaches the recommended number B. If the recommended psi is below the number on the gauge, let air out until it reaches the recommended number C. If the recommended psi is below the number on the gauge, add air until it reaches the recommended number 3. When should you inflate or let 1 poin D. Inflate the tire until you hear a click and the air compressor stops inflating
An engineering professional must obtain a Master's Degree in engineering from an ABET- accredited program and must adhere to a code of ethics. True False
If door glass falls to operate after installation, the first step is to check electrical connections. A) True B) False
What should the operator do if there are marks from the articulating paper on the sealant after checking the occlusion? a. Remove and replace the sealant b. Remove high spots with finishing burs c. Apply additional sealant to improve coverage d. Apply the curing light for a few additional minutes
Which type of chains sprockets have annular rings? Detachable Roller Pintle Silent
A(n) __ is used in a pulling motion to smooth and shape the floor of the cavity preparation. a. hatchet b. hoe c. chisel d. excavator
Tool Required:Depth Micrometer 19.Which way do you turn the lock nut to engage and disengage the lock on the depth rod and how far does it turn? a. Engage clockwi se/Disengage counterclockwise b. Disengage clockwise/Engage counterclockwise 20.With the lock nut disengaged turn the thimble counterclockwise what happens to the depth rod? a. It retracts b. It extends c. Nothing 21.Turn the thimble clockwise, without returning to "zero" and describe what hap- pens? a. It retracts b. It extends c. Nothing 22.Now do the same thing using the ratchet stop/speeder.Is there a difference in resistance? a. Yes b. No 23.Lock the depth rod with the lock nut and attempt to turn the ratchet stop! speeder. What happens? a. Nothing b. The depth rod moves and the ratchet does not click c. The depth rod moves and the ratchet clicks d. The depth rod does not move and the ratchet clicks 24.Using the ratchet stop/speeder return the micrometer to the "zero position on the sleeve. Is the measuring rod flush with the base? a. Yes b. No 25.Replace the 0 -1" measuring rod with the $1-2''$ measuring rod. Turn the thimble to the "zero" on the sleeve. Does the measuring rod extend out of the base? a. Yes b. No
