Thermal pollution - Study guides, Class notes & Summaries

ABSA 4th Part B Chapter 1 Introduction to Power Engineering In the early days, owners of power plants hired _____ workers, who started out doing manual labour and through acquired experience they were promoted to jobs with gradually increasing levels of skill. a. Qualified b. Highly educated c. Trained d. Unskilled e. College trained. d Early government involvement in certification of power engineers became more important for the following reasons except: a. Efficiency b. L...

ABSA 4th Part B Chapter 1 Introduction to Power Engineering In the early days, owners of power plants hired _____ workers, who started out doing manual labour and through acquired experience they were promoted to jobs with gradually increasing levels of skill. a. Qualified b. Highly educated c. Trained d. Unskilled e. College trained. d Early government involvement in certification of power engineers became more important for the following reasons except: a. Efficiency b. L...

The disadvantages of a gas turbine are: 1. High cost of manufacture 2. High levels of noise pollution are produced 3. Low thermal efficiency 4. Requires many auxiliaries to be efficient A. 1, 2, 3 B. 1, 3, 4 C. 2, 3, 4 D. 1, 2, 4 E. 1, 2, 3, 4 - correct answer E The most common process method of refrigeration is: Select one: A. Absorption B. Lithium bromide C. Water vapor D. Vapor compression or mechanical E. Ammonia compression system - correct answer D To facilit...

where do we use stays on a fire-tube boiler? A) at the top of the boiler b)outside of the boiler to mounting brackets c) in the steam space of the boiler d)between the tubes - ANSWER C vanstone flange held in place? A)screwed fittings B)loosely C) threaded d)star pattern - ANSWER B effiency of electrostatic precipitator? a) 84% b)92.9% c)98.9% d)99.9% - ANSWER D what is aluminum made from? 1)pig iron 2)aluxes 3)bauxite 4)copper - ANSWER 3 what is a class C fire? a)el...

A_____is the quantity of heat required to raise the temperature of I lb of water |°F. - ANSWER British thermal unit (BTU) Comfor is typically attained at normal cooling and heating temperatures with a relative humidity of about _____% - ANSWER 50% _________is the movement of air through distribution systems and building spaces. - ANSWER Air circulation ___________is the variation of air temperature in a building space that occurs when warm air rises to the ceiling and cold air drops to...

HES4810 Assignment 1 (COMPLETE ANSWERS) 2023 (794277) - DUE 26 April 2024 ;100 % TRUSTED workings, explanations and solutions. For assistance call or W.h.a.t.s.a.p.p us on ...(.+.2.5.4.7.7.9.5.4.0.1.3.2)........... ANSWER ALL THE QUESTIONS QUESTION 1 Use the Lessons on myUnisa ONLY unless stated otherwise. [10] Define the terms listed below in your own words. Do not copy and paste the definition as found in the Lessons. Read the text and create your own definition from the information ...

PA Emissions Inspection Exam Questions with Complete & Updated Solutions What health problems can pollution cause? - Answer ️️ -Respiratory issues What percent of air pollution is caused by vehicles? - Answer ️️ -20% How much less air pollution do we have now than in the 1960s? (%) - Answer ️️ -98% less What is the average thermal efficiency? (%) - Answer ️️ -20% Where does 80% of the rest of the fuel go to? - Answer ️️ -Friction, heat, and emissions What are the 5 m...

HES4810 Assignment 1 2024 (Unique Number. 794277) - DUE 26 April 2024 ;100 % TRUSTED workings, explanations and solutions. For assistance call or W.h.a.t.s.a.p.p us on ...(.+.2.5.4.7.7.9.5.4.0.1.3.2)...........ANSWER ALL THE QUESTIONS QUESTION 1 Use the Lessons on myUnisa ONLY unless stated otherwise. [10] Define the terms listed below in your own words. Do not copy and paste the definition as found in the Lessons. Read the text and create your own definition from the information provid...

PA Emissions Inspection Exam Questions with Complete & Updated Solutions What health problems can pollution cause? - Answer ️️ -Respiratory issues What percent of air pollution is caused by vehicles? - Answer ️️ -20% How much less air pollution do we have now than in the 1960s? (%) - Answer ️️ -98% less What is the average thermal efficiency? (%) - Answer ️️ -20% Where does 80% of the rest of the fuel go to? - Answer ️️ -Friction, heat, and emissions What are the 5 m...

What health problems can pollution cause? -ANSWER Respiratory issues What percent of air pollution is caused by vehicles? -ANSWER 20% How much less air pollution do we have now than in the 1960s? (%) -ANSWER 98% less What is the average thermal efficiency? (%) -ANSWER 20% Where does 80% of the rest of the fuel go to? -ANSWER Friction, heat, and emissions What are the 5 major pollutants? -ANSWER Hydrocarbons (HC), Carbon monoxide (CO), Oxides of nitrogen (NOx), Sulfur dioxide (SO2)...