Boiler Operator Licensing Exam Questions with complete solution 2023/2024

Boiler Operator Licensing Exam Questions with complete solution 2023/20241 or more safety valves - correct answer all steam boilers must have Locked closed - correct answer before anyone enters the boiler drum, the main steam stop valve, bottom blowdown valves, & feedwater valves should be 212 degrees F - correct answer at atmospheric pressure, water begins to boil at approximately Fuel oil, gas, & coal - correct answer fuels most commonly used in boilers Steam pressure gauge - correct answer must be connected to the highest part of the steam side of the boiler Half full - correct answer with an NOWL in a boiler, the gauge glass is approximately Foaming - correct answer a high surface tension on top of the boiler water can lead to