Stationary/Ohio/Boiler Operator Engineer Electric Exam Questions with 100% Correct Answers (A+ Graded)

What is a boiler Correct Answer a closed metal container (pressure vessel) which water is heated to produce steam or heated water What is steam Correct Answer the vapor that forms when water is heated to its boiling point When did the greatest impact of the use of steam power occur Correct Ans...

Cl2 Correct Answer Chlorine boiler Correct Answer equipment that provides hot water or steam for various uses PRV Correct Answer PRESSURE RELIEVE VALVE NOWL Correct Answer Normal operating water level BTU Correct Answer British Thermal Unit absolute pressure Correct Answer gauge press...

_________ are necessary for complete combustion Correct Answer time, temperature, mixture, and atomization if the steam pressure gauge indicates 200 PSIG, the absolute pressure is______ Correct Answer 214.7 a boiler is operating at 400 PSI, and the safety valve opens at 410 PSI and closes at 3...

What is the pressure at the base of a vertical foot of water? Correct Answer 0.433 psi How much should the boiler pressure increase when performing a hydrostatic test? Correct Answer 1.5 times the safety valve setting The range of a boiler steam pressure gauge. Correct Answer 1.5 to 2 times th...

Combustion efficiency may be increased by_____ the primary air Correct Answer Preheating What is the purpose of cinder reinjection? Correct Answer increase efficiency 2 forces of equal intensity acting in opposite directions is? Correct Answer tension What is true about the dew poimt of flu...

In a reciprocating feedwater pump, the _______________ A. water piston is larger than the steam piston B. water and steam piston are the same size C. steam piston is larger than the water piston D. steam valve has to be as large as the water valve Correct Answer C. steam piston is larger tha...

An AC circuit consists only of a pure inductance and a power source. The relationship between the voltage and the current in this circuit is that the Correct Answer current lags the voltage The power factor of a load is equal to the ____________ power divided by the ____________ power. Correct An...

Gases of Combustion that cool on Contact with the boiler heating Surface before combushion is completed Cause a(n) _________ Correct Answer Formation of soot and smoke In the event of a flame failure, the programmer will______ Correct Answer Secure the fuel, purge the firebox, and then shut down ...

How can you loose your license? Correct answer 1) drinking on the job 2) sleeping on the job 3) negligence 4) unsafe work 5) signing a falsified license application for someone 6) failing to renew your license annually What must you do if you change jobs? Correct answer notify city hall if ...

What is used to keep SO2 down? Correct Answer wet and dry scrubbers A wet scrubber that has been maintained properly has the capability of absorbing ______% of the SO2 in the flue gas Correct Answer 90% Materials of construction of a flue gas scrubber system must be selected to resist what hos...

The minimum blowdown for a spring loaded safety valve shall be of what percent of set pressure? Correct Answer 10% How is the main steam pressure gages tested? Correct Answer With an inspectors gage Who is in charge of the code for any plumbing installations? Correct Answer The nyc plumbing co...