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
Which process melts an ore to separate useful metals from the rest of the elements in the ore? smelting mining prospecting alloys
Which type of mine may be used to remove coal from a coal seam deep underground? open pit mine strip mine subsurface mine underwater mine
(1) How do self-driving cars travel safely on the streets? Sensors and cameras help self-driving cars $\square $ and $\square $ on the road.
An all wheel drive vehicle increases traction and allows the driver to better manage the vehicle in inclement weather. True False
Which is a likely reason a jacket might contain interfacing? to help it keep its shape to avoid the need for dry cleaning to make the garment easier to construct to absorb odors
The biggest maintenance problem in pneumatic systems is __ Rusted components Noisy components Overheating Air leakage
Never stand directly behind the saw blade. True False
Q7: On right side pistons the arrow on the top of the piston and the dimple on the rod __ and on left side pistons the arrow on the top of the piston and the dimple on the rod __ A. are on opposite sides / are on the same side B. face the outside of the engine/ face the inside of the engine C. face the same direction/ are on opposite sides D. face the inside of the engine/ face the outside of the engine
Technician A says that if the vehicle battery is below 12.4 volts when testing with a voltmeter it should be charged with a smart battery charger . Technician B says that correct tire readings ; are listed on a placard on the driver's side door frame. Who is correct? A) Technician A only B) Technician B only C) Both Technician A and B D) Neither Technician A nor B
The recommended tire air pressure can typically be found: In the owner's manual On a placard typically located on the driver's doorjamb On the side of the tire Both A and B
