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
Plastic components should be wiped with Motorcraft Metal Surface Prep Wipes prior to applying the RTV on the plastic component. A) TRUE B) FALSE
Select the correct answer and then click the Next button. Which coating classification BEST describes the presence of defects, but no serious corrosion? a. Good b. Fair c. Poor d. Bare
Select the correct answer and then click the Next button. What can interrupt cathodic protection and mask corrosion? a. Humidity b. Dissimilar metals c. Disbondment d. Static electricity
Select the correct answer and then click the Next button. What often causes pockets with corrosion grooves? a. Thin spots b. Wrinkled tape c. Holidays d. Air pockets
Select the correct answer and then click the Next button. What is the cause of premature pipeline corrosion? a. Keeping pipe aboveground b. Using cast iron pipe c. Coating failure d. Low product flow
Which type of slack adjuster is offered by most manufacturers because it resists over-adjustment? Select one: a. Stroke-sensing ASAs b. Clearance-sensing ASAs c. Manual slack adjusters d. Six-inch slack adjusters
Self-powered test lights are like regular test lights except that they contain a __ battery. Select one: a. 0.3-volt b. 24-volt C. . $12-volt$ d. 1.5-volt
What distinguishes a BIMODAL PV System from a UTILITY INTER-ACTIVE PV System? Bimodal has batteries Both are grid connected. Utility Interactive is cheaper
3. The engine in your car is sometimes called: A. A 4-stroke engine B. A 2-stroke engine C. An external combustion engine D. None of the answers
QUESTION: Which statement is true about the effects of ambient temperature on solid state devices? POSSIBLE ANSWERS: A solid state device is more likely to withstand excessive cold than excessive heat. The typical failure rate for a solid state device is $35^{\circ }C(95^{\circ }F)$ The failure rate for a solid state device doubles for every $10^{\circ }C$ that the temperature rises.
