NCCER Test Boilermaker Exam Questions With 100% Verified Solutions

NCCER Test Boilermaker Exam Questions With 100% Verified Solutions 1. CHAIN slings should be visually inspected ll. annually mm. quarterly nn. before each use oo. monthly - ANSWER -ll. Annually 2. which way should the teeth face on a hack saw blade pp. away from stem qq. toward the handle rr. away from the handle ss. towards the wingnut - ANSWER -rr. Away from the handle 3. to prevent injury due to crushing between crane sand other objects what must be used tt. synthetic slings uu. barricades vv. whip line - ANSWER -uu. Barricades 4. which is true when comparing head pressure if a 1" pipe and a 10" pipe when both are 20' tall ww. the 1" pressure is more xx. the 10" PRESSURE IS 5x MORE yy. the pressure is the same zz. the 10" pressure is 10x more/ - ANSWER -yy. The pressure is the same 5. when making a threaded connection the fitting stops on the 2nd thread the next step is aaa. stop the connection is done bbb. stop something is wrong ccc. continue tightening - ANSWER -bbb. Stop something is wrong 6. when using a sealing ring on a heat exchanger what material is used to seal off in between the floating tube sheet and test ring ddd. permatex eee. Teflon caulk fff. Packing ggg. ant seize - ANSWER -ddd. Permatex 7. for duct sections bolted together there is usually some kind of seal or hhh. wedge iii. pin jjj. gasket kkk. packing - ANSWER -jjj. Gasket 8. the end of a tube in an exchanger has been smashed, this is caused by all of the following except lll. warping of the partition plate mmm. the channel head not being in the correct orientation nnn. the partition plate being too short ooo. The bundle not being level - ANSWER -nnn. The partition plate being too short 9. which of the following should be removed when pressure testing the vessel ppp. relief valve qqq. gate valve rrr. plugs sss. internals - ANSWER -ppp. Relief valve 10. what components are attached to the baffle on an exchanger tube bundle ttt. tie-rods uuu. plugs head www. toggle bolts - ANSWER -ttt. Tie rods 21. all of the following are safety hazards associated with vessel confined space except per lighting yyy. improper inspection quate oxygen aaaa. explosive atmosphere - ANSWER -yyy. improper inspection 22. the department that governs standard workplace safety proc bbbb. osha cccc. asme dddd. nccer - ANSWER -bbbb. OSHA 23. valves used to relieve pressure in a pipeline, tank, vessel are called eeee. control valve ffff. butterfly valve gggg. needle valve hhhh. safety valve - ANSWER -hhhh. Safety valve 24. What tool can be used to generate force making the loosening or tightening easier iiii. Combo wrench jjjj. Hammer wrench kkkk. Impact llll. Torque wrench - ANSWER -kkkk. Impact 25. Washers are used to prevent fasteners from marrying?