Millwright Level 4 Final Prep Exam Questions And Answers 100%

Millwright Level 4 Final Prep Exam Questions And Answers 100% Fire extinguishers involving electrical equipment have the letter? A. C B. D C. A D. B A. C A class B fire extinguisher is for? A. wood and paper fires B. electrical fires C. magnesium fires D. oil and gas fires D. oil and gas fires A material safety data sheet must be reviewed A. once a year B. once every three years or sooner C. at the discretion of the plant safety supervisor D.every five years B. once every three years or sooner how many workerss can perform the initial lockout in a key box system? A. one B. three C. four D. two D. two A class "ABC" fire extingusher would contain? A. co2 B. water C. dry chemical D. foam C. dry chemical A class "B" fire extinguisher is identified by a? A. green circle B. yellow star C. red square D. green square C. red square An identifying feature of a CO2 fire extinguisher is? A. it is silver in colour B. it has a large nozzle on the end of its hose C. it has a yellow star stamped on its side D. it has two pressure gauges B. it has a large nozzle on the end of its hose Fire protection sprinklers and smoke detectors must be shielded if you are cutting within what distance? A. 1.0M B. 1.5M C. 2.0M D. .5M A. 1.0M what is the maximum allowable air pressure to blow off your coveralls? A. 1 psi B. 5 psi C. 10 psi D. 20 psi C. 10 psi If a positive sealing device is used to seal the key box, what information mist be included on the check list? A. the date on the seal B. the serial number on the seal C. the number of workers on the equipment D.the number of individual lockouts B. the serial number on the seal when is a lock required on plugged in equipment? A. if the electrical cord is damaged or frayed B. if the control of the plug cannot be maintained C. when the machine is plugged into an extension cord D. none of the above B. if the control of the plug cannot be maintained. A yellow star for magnesium fires has the letter? A. C B. D C. A D. B B. D Iron ore, coal and ____________ are three raw materials used in the manufacturing of iron. A. limestone B. tungsten C. silicon D. phosphorus A. limestone The carbon content of low carbon is? A. .05% B. .10% - .30% C. .30% - .60% D. .60% - 1% B. .10% - .30%