Overload relays are intended to disconnect the motor from the power line in the event that the current draw becomes excessive. True False
The three main instruments used by an electrician to troubleshoot a circuit are the voltmeter ohmmeter, and square [Select] [ Select] HIPOT ammeter wattmeter
In the point-to-point method the connections made inside the MCC are shown with solid lines. True False
Components such as float switches and pressure switches will generally be located on tanks. True False
All manufacturers use the same numbering and notation system for schematics. True False
It is common for high voltage disconnect switches to have four contacts for the switch. True False
Schematics in industry may contain several pages. True False
A number of factors can influence the actual cementation of a luting cement Select one: True False
When should you use floats or pads under the outriggers or stabilizers? When the ground settles around the crane and stabilizers If it is muddy or there is water accumulation Always use floats or pads When the stabilizers will be on asphalt
Which process answers the "how" question? Engineering, the use of data to explain things Science, the collection of knowledge Neither of these things answer "how".
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
