4th tssa Study guides, Class notes & Summaries

4th TSSA Part B Test (II) Questions with complete Solutions!!

4th TSSA Part B Test (I) Questions With 100% Correct Answers!!

4th TSSA Part A Unit 1 Exam Questions and Answers (4-009-2.3) The ability of a body to do work due to its motion is called ____________ energy. - Answer-Kinetic (4-009-1.7) The change of position (in meters) per unit time is: - Answer-Velocity (4-015-1.5) The force of friction is: - Answer-Not affected by the area of the two surfaces in contact. (4-012-1.11) With reference to scalars and vectors, a space diagram: - Answer-Illustrates a system of vectors. (4-016-3.3) A 1.5m long r...

When a combustion air opening is equipped with dampers, the dampers must be - interlocked with the burner, and fully open before starting the boiler. R4B A substance that absorbs humidity inside a boiler during dry layup is: - Activated alumina (4-142-1.3) The high oil temperature shutdown device of an oil-fired heater senses the: - Oil temperature at the furnace outlet R4B A boiler furnace pre-purge: - must last a specific amount of time. R4B In a building plumbing system, the potable wa...

4th TSSA Part B Unit 4 Exam Questions and Answers Larger capacity, high pressure fuel trains are - Answer-more complex The main burner test firing valve should be opened - Answer-before starting the main burner What is the recommended boiler water pH for wet layup? - Answer-10 R4B Failure to _____ the furnace thoroughly before light-up can cause a furnace explosion. - Answer-purge R4B When cooling down a steam boiler that has been taken out of service, a vent valve on a steam drum ...

4th TSSA Part A (I) with Complete Solutions 2024

4th TSSA Part B - Unit 9 Test 2023...

(4-075-int.1) Compressed air tools tend to be: - More expensive than electrical tools R4B Temperature relief devices limit the temperature in domestic hot water systems to no more than: - 99°C (4-143-2.14) What is the primary use of the ground wood pulp, produced by the mechanical process? - Newsprint R4B The cheapest and most commonly used grease is: - Lime base R4B In a circulatingdomestichot water system, automatic air vents - Remove air that is released when water is heated R4B Natu...

When a combustion air opening is equipped with dampers, the dampers must be - interlocked with the burner, and fully open before starting the boiler. R4B A substance that absorbs humidity inside a boiler during dry layup is: - Activated alumina (4-142-1.3) The high oil temperature shutdown device of an oil-fired heater senses the: - Oil temperature at the furnace outlet R4B A boiler furnace pre-purge: - must last a specific amount of time. R4B In a building plumbing system, the potable wa...

4th TSSA Part B Unit 4 Exam Questions and Answers Larger capacity, high pressure fuel trains are - Answer-more complex The main burner test firing valve should be opened - Answer-before starting the main burner What is the recommended boiler water pH for wet layup? - Answer-10 R4B Failure to _____ the furnace thoroughly before light-up can cause a furnace explosion. - Answer-purge R4B When cooling down a steam boiler that has been taken out of service, a vent valve on a steam drum sh...