A Class A fire extingisher is for use on general combustibles such as: Gasoline Wood Engine oil Sodium
9 It is estimated that over 60 percent of major incidents in plants involve pipeline failures. High velocities in pipes may result in: Pipeline corrosion Pipeline erosion
9. If a main bonding jumper is a wire type, what NEC table is used to size it? 5 puntos a. Table 8, Chapter 9 b. Table 250.66 c. Table 250.102(C)(1) d. Table 250.122
Questions: List 3 instruments used on the Challenger and explain what each was used for: 1. 2. 3.
To remove an electrical plug from its socket you should pull the plug itself pull on the cord pull on the appliance NONE OF THESE
5. If a piece of equipment has a cracked and worn power cord, what should you do? Leave it plugged in at all times. Unplug it when not in use. Ignore it until the equipment stops working. Don't use the equipment
A All control processes should be measured both quantitatively and qualitatively. True False
What are the requirements for Mass Notification Systems according to NFPA 72? Requirements for smoke control systems in large buildings Specifications for the design of fire alarm circuits. Guidelines for the testing of emergency lighting systems. Requirements for the installation and maintenance of mass notification systems.
CONCEPT REVIEW 1. What is the development of technology? 2. What are the three main components of the engineering design process? 3. What is a constraint? 4. Why are tradeoffs sometimes needed in the engineering design process? 5. What is a prototype?
A __ wrench is a specialty hand tool used in close quarters to tighten water supply connections to the faucet and slip nuts on fixture traps. cartridge basin socket valve faucet valve seat
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
