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
What determines the maximum fuel outlet pressure from a mechanical diaphragm pump? a. Fuel line restriction b. Engine rpm c. Spring force d. Return check valve
How can a process technician prevent a dust explosion? A Remove moisture B Add moisture C Open a window D Keep particles in a contained area
A pressure switch is rated according to its __ pressure range. operating resting maximum minimum
Q1: Which of the following steps are NOT part of a transfer case fluid inspection? 1. Locate the oil fill plug on the transfer case and remove it using air tools. 2. Use your finger to check the oil level in the fill plug hole. 3. Add the correct amount and type of fluid if necessary. 4. Reinstall the transfer case fill plug hole and tighten to specification.
You need to install a pull box in a run of conduit.The conduit contains twenty 18 AWG wires . What is the minimum size $4''$ square box you could use? Use the following table to determine the MINIMUM size $4''$ square box required.
Pipe wrenches usually come in different sizes which are located: It doesn't matter what size the wrench is it'll work anyways. On the side of the wrench. On the internet.
A-CAC melts the base metal with a high-current electric arc between the base metal and the end of a(n) __ a) high-frequency pilot arc b) idle arc c) carbon-graphite electrode d) plasma jet
The electronic variable displacemen compressor is based on what type of compressor design? A Rotary compressor design B Swash plate compressor design C Scroll compressor design D Vane compressor design
Which is a safety procedure related to fire hose testing? Always wear full structural PPE Only use portable tanks as a water source Only walk near pressurized hose when necessary Always test hoses in lengths greater than 300 feet (100 m)
a system with low duty factor is imaging at a __ depth than a system with high duty factor. shallower Cannot be determinec using this information deeper Duty Factor and depth are not related
