NCCER INSULATION EXAM

CHOOSE THE CORRECT ANSWER. WHAT SHOULD SODIUM SILICATED-BASED ADHESIVES (SUCH AS CP-97) FOR FABRICATING FITTING COVERS BE USED FOR?. WHY SHOULD INSULATORS WEAR RUBBER GLOVES WHEN MIXING HYDRAULIC SETTING CEMENT?. WHICH IS TRUE OF CONTACT ADHESIVES BECAUSE OF OTHER STRONG INITIAL BONDING CAPABILITIES?. WHAT TYPE OF METAL MESH IS USED AS AN IMBED FOR CEMENTS AND MASTICS?. WHICH OF THE FOLLOWING IS MASTIC NORMALLY USED FOR?.

CHOOSE THE CORRECT ANSWER. WHAT IS THE INSIDE OF A 90-DEGREE ELBOW CALLED?. TO WHAT DISTANCE SHOULD FLANGE INSULATION OVERLAP THE PIPE INSULATION?. WHAT SHOULD BE USED TO INSULATED SINGLE-TRACED PIPING?. FOR HEAT-TRACED PIPING, WHAT IS TRUE OF THE INSULATION PIPE COVER?. WHAT SIZE PIPE INSULATION IS REQUIRED TO INSULATE THE LINE FLANGE OF 12'' IPS IRON PIPE?.

CHOOSE THE CORRECT ANSWER. ASSUME AN IRON PIPE IPS SIZE OF 12''. WHAT SIZE INSULATION IS REQUIRED FOR INSULATING THE LINE FLANGE?. WHAT IS THE INSIDE DIAMETER OF 10-INCH INSULATION PIPE COVERING?. WHAT CAN BE USED TO DETERMINE THE LENGHT FOR A HEAD GORE?. MANWAY COVERS AND EXCHANGER HEAD MAY BE COVERED WITH JACKETING MATERIAL BY THE COMBINED USE OF AN END CAP AND WHAT ELSE?. WHAT IS THE LAST STEP IN METALLING A VALVE?.

CHOOSE THE CORRECT ANSWER. WHICH JACKETING FINISH IS MOST COMMONLY USED FOR THE JACKETING OF A LARGER DIAMENTER VESSELS?. WHERE SHOULD A BEVEL CAP BE USED?. WHAT IS THE MOST IMPORTANT ASPECT OF INSTALLING THE FIRST COURSE OF JACKETING ON A VERTICAL VESSEL?. ONE STEP REQUIRED IN THE TAKE-OFF WHEN A HEAD GORE IS LAID OUT IS TO WHAT?. UNLESS OTHERWISE SPECIFIED. LONGITUDINAL LAPS ON JACKETING SHOULD BE IN WHAT PISITION?.

CHOOSE THE CORRECT ANSWER. THE DISTANCE ACROSS A TANK IS 8 FEET. WHAT IS THE RADIUS?. WHAT IS 1970 SQUARE INCHES CONVERTED TO SQUARE FEET?. IF A DRAWING IS SCALED A 1/8'' 1FT, AND THE DISTANCE ON THE DRAWING MEASURES 3 INCHES, HOW MANY FEET WILL THIS EQUAL?. ASSUMING THAT THE DUCT IS OPEN ENDED AND THAT THE ENDS ARE NOT REQUIRED TO BE INSULATED. WHAT IS THE SQUARE FOOT AREA OF A VENTILATION DUCT THAT MEASURES 32' 0'' LONG, 4'0'' WIDE AND 3' 6'' HIGH. WHAT IS THE SQUARE FOOT AREA OF A RECTANGLE THE MEASURES 22'0'' IN LEGHT BY 15'6'' IN HEIGHT?.

CHOOSE THE CORRECT ANSWER. WHICH OF THE FOLLOWING IS THE BEST SOURCE FOR OBTAINING INFORMATION ABOUT SAFETY HAZARDS RELATED TO MATERIAL DISPOSAL?. WHAT IS THE MINIMUM DISTANCE REQUIRED BETWEEN THE FOOT OF A LADDER AND THE BASE OF THE STRUCTURE THE LADDER IS LEANING AGAINST?. OTHER THAN IN AN EMERGENCY, WHO IS AUTHORIZED TO REMOVE A TAG OR LOCK PLACED ON A PIECE OF EQUIPMENT?. WHICH OF THE FOLLOWING BEST DESCRIBES MATERIALS LEFT ON THE WALK-AWAY OF A WORK PLATFORM?. WHAT IS REQUIRED TO BE IN PLACE ON ALL STATIONARY POWER TOOLS?.

CHOOSE THE CORRECT ANSWER. WHICH OF THE FOLLOWING WARNING BARRICADE COLORS INDICATE RADIATION HAZARD?. WHAT IS THE MINIMUM CAPACITY REQUIRED FOR A LANYARD ANCHORING POINT?. WHAT IS THE STANDARD LENGHT OF FOAM GLASS PIPE COVERING?. WHAT SHOULD THE TOPS OF DUCTS OR EQUIPMENT THAT ARE SUBJECT TO FOOT TRAFFIC BE INSULATED WITH?. WHICH OF THE FOLLOWING VAPER STOP INSTALLATION LOCATIONS DO CRYOGENIC PIPING SYSTEMS NOT USUALLY HAVE?.

CHOOSE THE CORRECT ANSWER. WHAT MUST BE DONE TO A SURFACE BEFORE PINS ARE WELDED?. WHAT TYPE OF INSULATION IS USED ON BOILERS?. WHAT IS THE PRIMARY HAZARD OF WORKING WITH FOAMGLASS?. WHAT MUST BE PERFORMED ON ANY PIPING SYSTEM THAN OPERATES AT A TEMPERATURE LOWER THAN AMBIENT AIR?. WHAT TYPE OF INSULATION SHOULD BE USED ON A COLD VESSEL?.

CHOOSE THE CORRECT ANSWER. WHAT TOOL SHOULD BE USED TO CUT METAL LATH AND CHICKEN WIRE MESH?. WHAT IS NECESSARY TO VAPOR SEAL COLD SERVICE TEE INSULATION?. WHAT WILL AN INSULATOR NORMALLY DO WHEN STARTING TO INSULATE PIPING?. WHICH OF THE FOLLOWING NOMINAL COPPER TUBING SIZES WILL FIT WITH 3/4'' IPS PIPE INSULATION?.

CHOOSE THE CORRECT ANSWER. WHAT ARE SUBGRITS USUALLY FABRICATED FROM?. BOX RIB LAGGING SHOULD BE SECURED TO EQUIPMENT WITH WHICH OF THESE. WHAT IS PROVIDED WHEN USING NEOPRENE WASHERS WITH SHEET METAL?. WHEN INSTALLING SHEET METAL LAGGING, WHICH TOOL IS USED FOR MAKING WATERTIGHT SEAMS IF FLAT SHEETS ARE USED ON RIBS OR COMPLEX SHAPES?.