Power engineering 4th - Study guides, Class notes & Summaries

Power Engineering 4th, Ch 30 Personal Protective Equipment Exam 2023/2024

d correct answers A system used extensively in hotels and motels due to its minimal space requirement, relatively low initial cost and high degree of individual zone control is called: *A* A hydronic heat pump system *B* An induction system *C* A variable volume system with perimeter heating *D* A fan coil unit with make-up air system *E* A compartmental atomizing system b correct answers "An HVAC system that provides cooling and heating all year round is highly energy efficient but h...

A hot water boiler operating control can be a pressure switch: Choose one answer. a. That is normally open b. That is sensitive to the expansion and contraction of boiler water c. Utilizing a closed liquid filled system d. That is sensitive to system steam pressure e. That is sensitive to boiler steam pressure - ANS c The type of combustion control frequently used on a small packaged boiler is Choose one answer. a. a semi-automatic control b. a modulating contro...

6 mm to 250 mm - ANSWER Thickness of shells and drums steel plates ranges from Fillet - ANSWER The first pass on a butt joint, when beginning a weld on a boiler drum or shell is referred to as a? single welded butt joint - ANSWER If the filler metal is applied from one side only, the weld is referred to as a? double welded butt joint - ANSWER If the filler metal is applied from both sides of the joint, the weld is referred to as a? Pre heating - ANSWER Heating parts before welding in...

Power Engineering 4th Class - B9 Exam Questions And Answers 100% Pass C - answerWhich of the following is NOT a common type of refrigeration condenser? a. Shell and tube b. Shell and coil c. Flooded d. Air-cooled a, b, and d - answerWhich of the following is a common type of refrigeration condenser? a. Shell and tube b. Shell and coil c. Flooded d. Air-cooled c - answerWhich of the following statements about the shell and tube evaporator is FALSE? a. Refrigerant vapour is drawn from...

Power Engineering 4th Class - B6 Exam Questions And Answers 100% Pass The principal cause of steel corrosion in cooling towers is: a. Low pH b. Dissolved oxygen c. High pH d. Dissolved carbon dioxide - answerb In a steam plant, condensate treatment is necessary a. to provide clean, potable drinking water. b. to provide ultra-pure boiler feedwater. c. to aerate the condensate before it enters the deaerator. d. because condensate can contain impurities harmful to boilers and condensate ...

POWER ENGINEERING 4TH CLASS FINAL

Power Engineering 4th, Ch 32 Confined Space Entry Exam Solved 100% 2024

Power Engineering 4th Class - Unit A6 Review. Exam Questions And Answers 100% Pass The Ultrasonic form of non-destructive examination is done to find Select one: a. surface discontinuities b. sub-surface discontinuities c. discontinuities d. cracks - answerb (4-046-3.2) A material resists indentation. It demonstrates the mechanical property called Select one: a. Brittleness b. Elasticity c. Toughness d. Hardness - answerd (4-046-2.9) Stainless steel: Select one: a. Is corrosion ...

The state of matter observed for a particular substance is dependent on its: - ANSWER Temperature and pressure ______can be described in terms of its states, physical and chemical properties: - ANSWER Matter An example of a chemical property is the: - ANSWER Formation of rust on metal Matter can exist in _____ different physical states - ANSWER Three