Convection Study guides, Class notes & Summaries

NATE Gas Heating Exam Verified Questions and answers 2023 Latest Update Since 1992, the United States Department of Energy has required that all furnaces sold and installed from that date on must have an AFUE of no less than: A: 70% B: 75% C: 78% D: 80% - correct answer C: 78% Many pre-1992 furnaces have efficiencies around . A: 10% B: 40% C: 60% D: 80% - correct answer C: 60% Today, furnaces with AFUE ratings greater than are available. A: 85% B: 90% C: 100% D: 110% - correct ...

Conduction Convection Radiation Questions & Answers 1. What is conduction - ANS-When heat or electricity moves through a solid 2. What is convection? - ANS-When heat rises and cold sinks 3. What is radiation? - ANS-Transfer of heat through waves and empty space 4. example of conduction - ANS-Touching a hot slide 5. Example of convection - ANS- CONTINUES...

Combustible Liquid - Correct answer-A liquid with a flash point ABOVE 100F 12.5 - Correct answer-If the current flowing out from an electrical panel is 12.5 amps, and it then flows through an electrical load of 1500 watts, what is the amperage of the remaining current flow of the return circuit? 1000 - Correct answer-If a hair dryer draws 8.3amps (in a home with 120-volt service), what is the wattage? *Power (P) = current (I) x voltage (V) Watts = amps x volts 1987 - Correct answer-The y...

CHEM PHASE CHANGE / CONVECTION AND MANTLE NOTES QUESTIONS AND ANSWER 2023 GRADED A+ UPDATE

Fire Investigator - master for TCFP test ? Questions Answered 100% correct 2023 Is NFPA 921 a guide or a standard? It is the Guide for Fire and Explosion Investigations What are the six steps of the scientific method? Recognize the need Define the problem Collect the data Analyze the data Develop a hypothesis Test the hypothesis What step of the scientific method is inductive reasoning? Analyze the data What step of the scientific method is deductive reasoning? Tes...

T or F: Falling film evaporators are the only type of evaporator that are used in the food industry due to their sanitary design correct answers False T or F: Specific heat refers to the amount of energy needed to raise the temperature of 1 kg food by 1 oF. correct answers False T or F: High intensity pulsed electric field (HIPEF) acts to inactivate microorganisms by creating pores in the cell membrane correct answers True T or F: The cold spot of a container filled with peas in brine w...

The absolute pressure expressed in terms of atmospheres absolute at 33 feet in sea water is: -A: 2 ata -B:1 ata -C: 4 ata -D: 3 ata A: 2 ata Gauge pressure is defined as: -A: Hydrostatic pressure minus 1 ata -B: The pressure at the surface -C: The depth reading on a gauge -D: Absolute pressure minus 1 ata D: Gauge pressure is defined as Absolute pressure minus 1 ata 00:40 00:53 The first symptom of a sinus squeeze is usually: -A: a dull pain deep within the hea...

Basic Wildland Firefighting Training 2023 an unplanned or unwanted natural or human-caused fire, or a prescribed fire that threatens to escape its bounds - ANSWER-Wildfire purposely starting a fire that puts a home or others at risk - ANSWER-ACA 5-38-302 agency responsible for forest fire supression - ANSWER-Forestry Commission ACA 5-38-310 becomes a violation - ANSWER-When a fire crosses onto another perons property Time, location, owner, agent - ANSWER-When notifying AFC of a co...

This exam is entirely multiple choice or true/false. A=T, B=F TRUE/FALSE. Write 'T' if the statement is true and 'F' if the statement is false. 1) The photosphere is about 100 times the diameter of the Earth, and large sunspots are larger than our whole planet. 1) 2) Granulation is the most obvious proof of solar convective energy transport. 2) 3) The solar corona is much cooler than the Sun's surface, hence we must wait for a total solar eclipse to glimpse it with the naked eye. 3)...

NATS 1560 (test 1) Questions and Answers 100% Verified Food science •scientific and technological research on the properties of food substances, aimed at inventing new food products and new methods of preservation and processing Nutrition science the scientific study of the processes through which food provides nourishment to the body what are the general characteristics of the modern sciences? materialism, reductionism & experimentalism What are macronutrients? carbohydrates, lipids, prote...