Sensible heat is - Study guides, Class notes & Summaries

1. The efficiency of the refrigerant cycle is affected by the operation of the condenser. Of the following, a more efficient centrifugal compressor operation results from: A. Raising the condenser liquid level to the maximum B. Lowering the chilled water set point C. Raising the condenser head pressure D. Lowering the condensing pressure - Answer-D. Lowering the Condensing Pressure 2. The heat removed from the refrigerant in a condenser is: A. Sensible and latent heat B. Latent ...

FDNY Z51 RMO Set Test Questions And Verified Correct Solutions | Updated The efficiency of the refrigerant cycle is affected by the operation of the condenser. Of the following, a more efficient centrifugal compressor operation results from: a. Raising the condenser liquid level to the maximum b. Lowering the chilled water set point c. Raising the condenser head pressure d. Lowering the condensing pressure d. Lowering the condensing pressure The heat removed from the refrigerant in ...

1. Heat which causes a change in temperature of a substance is called; A. latent heat B. sensible heat C. superheat D. radiant heat - B. sensible heat 2. Heat added to a substance without a raise in temperature; (example: liquid refrigerant to gas) this process is called? A. latent heat of vaporization B. latent heat of fusion. C. superheat of vaporization D. superheat of fusion - A. latent heat of vaporization 3. Heat added to the refrigerant in a vapor state after the evaporation pr...

At 0 PSIG, how many BTU are necessary to change 1 lb of water at 212 degrees Fahrenheit into 1 lb of steam? a) 144 b) 180 c) 970 d) 1,190 - Answer-c) 970 Radiation is a) the movement of liquids or gases created by a temperature difference. b) the transfer of heat by direct molecular contact. c) the weight of a substance compared to unity. d) a form of heat transfer by waves. - Answer-d) a form of heat transfer by waves. Steam at 100 PSI and 400 degrees Fahrenheit is a) saturated. ...

Z-51 REFRIGERATION TEST ACTUAL EXAM QUESTIONS AND CORRECT DETAILED ANSWERS |ALREADY GRADED A+ Efficiency of the refrigerant cycle is affected by the operations of the condenser. Of the following, a more efficient centrifugal compressor operation results from: - CORRECT ANSWER Lowering the condensing pressure The heat removed from the refrigerant in a condenser is: - CORRECT ANSWER Sensible and latent heat The refrigerant unit that you have been assigned to is being taken out of ...

Specific Heat is - ANSWER-the amount of heat neccessary to raise the temperature of a substance one deg F What are two types of heat - ANSWER-sensible and latent Heat flow by conduction is - ANSWER-energy travelling from one molecule to another Radiation can be defined as - ANSWER-transfer of heat through the air without heating the air and is absorbed by a solid object Water freezes at - ANSWER-32 deg f Refrigeration is - ANSWER-the tranfer of heat from a place where it is not wa...

Which of the following factors affects a customer's level of comfort? a. Air movement b. Humidity c. Temperature d. All of the above - Answer-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% - Answer-c (+15%) The maximum sensible cooling capacity of a heat pump shou...

CSN AC 110 Esco Exam Practice Questions and Answers 100% Solved 1. Heat which causes a change in temperature of a substance is called; A. latent heat B. sensible heat C. superheat D. radiant heat ️️B. sensible heat 2. Heat added to a substance without a raise in temperature; (example: liquid refrigerant to gas) this process is called? A. latent heat of vaporization B. latent heat of fusion. C. superheat of vaporization D. superheat of fusion ️️A. latent heat of vaporization...

Which of the following is an example of a loss of latent heat? a. steam condenses b. water evaporates c. ice melts d. refrigerant evaporates - Answer a Heat that causes an increase in temperature is called _____ heat. a. radiant b. sensible c. latent d. convective - Answer b The saturation temperature of a refrigerant is the same as it's: a. boiling point b. freezing point c. saturation pressure d. fire point - Answer a When a liquid evaporates, it: a. gains sensible...

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...