What is sensible heat - Study guides, Class notes & Summaries

Conventional concrete typically weighs ____________ - Accurate Answers140pcf - 150pcf BTU - Accurate AnswersBritish Thermal Unit - A quantity of heat. It is the amount of heat needed to raise a pound of water 1°F. An MBH is 1,000 BTUs/hr. Sensible Heat - Accurate Answers"Dry Heat" - Heat added to the air without adding moisture. As sensible heat increases the points on the psychrometric chart move to the right. Latent Heat - Accurate AnswersThe hidden heat added to the air by adding ...

NATE Exam: Air Conditioning and Heat Pumps Exam Questions And Answers Which of the following factors affects a customer's level of comfort? a. Air movement b. Humidity c. Temperature d. All of the above - ANS d (All of the above: air movement, humidity, temperature) A cooling load calculation estimates the sensible heat gain of a structure. The maximum sensible capacity of a cooling-only system should be within ____% of this calculated value. a. ±10% b. +10% c. +15% d. +3...

Which of the following factors affects a customer's level of comfort? a. Air movement b. Humidity c. Temperature d. All of the above - d (All of the above: air movement, humidity, temperature) A cooling load calculation estimates the sensible heat gain of a structure. The maximum sensible capacity of a cooling-only system should be within ____% of this calculated value. a. ±10% b. +10% c. +15% d. +30% - c (+15%) The maximum sensible cooling capacity of a heat pump should be w...

NATE Air Conditioning and Heat Pump Exam Questions and Answers Updated 2024/2025 (GRADED) The combined output of a heatpump and its auxiliary heat should not exceed the calculated heat loss of a home by more than ____%. - ANSWER-15% What amount of auxiliary electronic heat is needed when the output of a heat pump on a design day equals 18,800 Btuh and the heat loss of a home is 29,700 Btuh? - ANSWER-3.2 kWh The three processes that transfer heat energy are conduction, convection, and _____...

A metering device provides a small opening, or orifice, through - which only a certain amount of refrigerant flows into the evaporator. A metering orifice is installed between the - condenser and evaporator and provides the pressure drop between the high side and low side of the system. Add refrigerant - to go down in superheat All refrigeration units have some effect on both - latent and sensible heat, assuming the evaporator is below dew point. ambient temperature - The temperature of t...

MCC HVAC MIDTERM EXAM QUESTIONS AND ANSWERS 100% PASS List at least five factors that must be controlled if a comfortable indoor environment is to be maintained. - Correct Answer ️️ -The factors that must be controlled include temperature, humidity, air motion, dust, bacteria, odors, toxic gases, and ionization. ((Ref: 1/1)) Describe in simple terms the basic process by which a refrigerant transfers heat energy. - Correct Answer ️️ -A refrigerant is used to transfer heat when it c...

Stationary Engineer License Exam Prep Questions And Answers 100% Solved A ______ fuse is necessary for a circuit with a load of 21,000 watts and a voltage of 220 volts. A. 100 B. 150 C. 175 D. 200 A. 100 amps. Note: V = IR Therefore I = V/R 21,000 amps /220 volts = 95 amps At 0 psig, how many BTU's are required to change 1 lb of water at 212F to steam? A. 144 B. 180 C. 970 D. 1190 C. 970 BTU Radiation is: A. the movement of liquids or gases created by a temperature difference. ...

Nate Heat Pump Test Exam with Verified Answers The three processes that transfer heat energy are conduction, convection and ________ a. Concentration. b. Radiation. c. Refraction. d. Static pressure. - CORRECT ANSWER-Radiation Which of the following factors affects a customer's level of comfort? a. Air movement. b. Humidity. c. Temperature. d. All of the above. - CORRECT ANSWER-All of the above A cooling load calculation estimates the sensible heat gain of a structure. The...

NATE Air Conditioning and Heat Pump Exam Questions and Answers Updated (GRADED A+) The maximum sensible cooling capacity of a heat pump should be within ______% of the calculated sensible heat gain of a structure with a large heating load. - ANSWER- +25% The combined output of a heatpump and its auxiliary heat should not exceed the calculated heat loss of a home by more than ____%. - ANSWER-15% What amount of auxiliary electronic heat is needed when the output of a heat pump on a design d...

Chapter 4 commercial ref. R Q – 2342 with Complete Questions and AnswersChapter 4 commercial ref. R Q – 2342 with Complete Questions and AnswersChapter 4 commercial ref. R Q – 2342 with Complete Questions and Answers The discharged vapor picks up which of the following two additional sources of sensible heat as the suction vapor is processed through the compressor ? a. motor heat and the heat of compression b. evaporators superheat and motor heat c. motor heat and condensing heat - A...