Minnesota Special Engineer Boiler License Practice Exam Questions With Correct Answers

Minnesota Special Engineer Boiler License
Practice Exam Questions With Correct Answers

For |the |purpose |of |rating |boiler |horsepower |for |an |Engineers |License |only, |how |many |square |
feet |of |boiler |surface |shall |be |equivalent |to |one |boiler |horsepower |on |a |boiler? |- |CORRECT |
ANSWER✔✔-10 |Sq. |Ft. |Heating |Surface



What |is |meant |by |the |term |"Low |Pressure |Boiler"? |- |CORRECT |ANSWER✔✔-Boilers |operating |
at |a |steam |or |other |vapor |pressure |of |15psig |or |less, |or |a |hot |water |or |other |liquid |boiler |in |
which |the |pressure |does |not |exceed |160 |psig |or |a |temperature |of |250 |degrees |F.



A |person |holding |a |current |State |of |Minnesota |Special |Engineers |License |could |be |in |charge |of,
|or |a |shift |engineer |in |what |size |plant(s)? |- |CORRECT |ANSWER✔✔-High |and |Low |pressure |


boilers |not |to |exceed |a |total |of |50 |boiler |horsepower, |or |a |shift |engineer |in |a |100 |horsepower |
plant.



Special |Engineer |may |serve |as |an |apprentice |of |what |size |water/liquid |or |steam/vapor |boiler?
|- |CORRECT |ANSWER✔✔-In |any |plant |regardless |of |size |under |the |direct |supervision |of |a |


properly |licensed |engineer.



The |purpose |of |low |water |cut |out |on |a |steam |or |hot |water |boiler |is |to |what? |- |CORRECT |
ANSWER✔✔-Shut |off |the |burner |when |a |low |water |condition |exists.



The |valve |or |valves |that |must |relieve |all |excess |pressure |on |a |steam |or |hot |water |boiler |are |
what? |- |CORRECT |ANSWER✔✔-Safety |valve |and/or |an |ASME |approved |safety |relief |valve.



A |Tri |indicator |could |be |found |on |a: |- |CORRECT |ANSWER✔✔-Hot |water |boiler

, A |tri |indicator |would |inform |the |boiler |operator |of |what? |- |CORRECT |ANSWER✔✔-The |
TEMPERATURE |of |the |water, |the |PRESSURE |of |the |water |in |PSIG, |and |the |ALTITUDE |of |water |in
|feet.




What |is |the |destructive |force |in |a |steam |or |hot |water |boiler |explosion? |- |CORRECT |
ANSWER✔✔-The |instant |release |of |energy |stored |in |the |water |as |heat.



An |ASME |approved |safety |relieve |calve |used |on |a |hot |water |boiler |is |tested |at |the |factory |on |
what? |- |CORRECT |ANSWER✔✔-Steam |first |then |hot |water.



Some |of |the |things |you |could |find |on |a |steam |boiler |(or |hot |water |boiler) |are |what? |- |
CORRECT |ANSWER✔✔-Low |water |cut |off, |safety |valve |or |safety |relief |valve, |pressure |gauge.



What |devices |would |only |be |found |on |a |steam |boiler? |- |CORRECT |ANSWER✔✔-Steam |
pressure |gauge, |tricocks, |Pressuretrols



An |expansion |tank |or |compression |tank |would |be |used |in |what? |- |CORRECT |ANSWER✔✔-Hot |
water |boiler



What |is |the |purpose |of |the |expansion |tank? |- |CORRECT |ANSWER✔✔-To |provide |for |expansion
|and |contraction |of |the |water |volume |as |its |temperature |varies.




On |a |hot |water |boiler, |what |is |the |purpose |of |the |vent |valve? |- |CORRECT |ANSWER✔✔-To |
make |sure |there |is |water |inside |the |boiler |and |to |vent |any |trapped |air.



If |the |safety |valve |or |ASME |safety |relief |valve |leaks |you |would |do |what? |- |CORRECT |
ANSWER✔✔-Have |the |valve |repaired |or |replaced.



Tri |cocks |or |gauge |cocks |are |sued |on |a |steam |boiler |to |indicate? |- |CORRECT |ANSWER✔✔-The |
true |water |level |inside |the |boiler.