A pressure sensitive safety mat uses sensors that alert the controller to shutdown when there is no weight on the mat A True B False
List two products that use mechanical engineered parts?
When performing an arc-flash hazard analysis , what can you use in addition to your own observations and analysis to determine hazard classes and required PPE for a specific task? EPA website HR manuals NFPA 70E tables OSHA regulations
What power tool(s) make use of wire wheels and cup end brushes? a) cut-off saws b) electric impact wrenches c) horizontal grinders d) portable power drills
Which type of drill bit is used when the head of a fastener must be installed flat with the surface? a) Countersink bit b) Hole saw c) Mounted point (1) Twist dril bit
What did the Wright Brothers use to help them design the controls for their flying machine? Feathers Wood and fabric Bicycles Engines and propellers
Parallelogram lifts are available as which type lift? Drive on ramp. Suspension supporting. Frame supporting.
8. Some groups noticed that the green wire in the power strip seemed unnecessary. According to our reading, what is the function of the round outlet hole and the ground wire?
Which of these drum brake defects may be repairable by re-surfacing the drum? Select all the correct answers. Glazed spots (hot spots) Scoring Cracks Contamination
The principal hazard produced by the vacuum required for electron beam welding is: all choices electric shock noise ultraviolet and infrared radiation
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
