HVAC EXAM BUNDLE

Hvr 110 HVAC final exam Accurate Questions Furnace - ANSWER The air flow on most structures that use a fossil fuel for a heat source have a___that would be used as an air supply. Control loop - ANSWER Almost all control systems use a___to control the temperature with in a given structure, space, ...

Automotive HVAC Final study set questions AnWhich unit contains a desiccant to remove moisture from the system? - ANSWER Receiver dryer and Accumulator In a piston type compressor, the pistons are driven by what? - ANSWER Swash plate, Crankshaft or Wobble plate (All of the Above) The basic des...

HVAC Final Exam 5 ACCURATE Questions and Answers(RATED A+) A load is an electrical device that _____________________________ - ANSWER uses electricity to do useful work A disconnect switch is used to __________ - ANSWER open and close the main power source to a piece of equipment which of t...

HVAC final exam, unit 16 Completely ANA ___ reacts to stop, start, or modulate the flow of water, air, or refrigerant to the system or conditioned space - ANSWER Controlled device All control systems can be subdivided into ____, no matter how many controls there are. - ANSWER Control loops ___...

HVAC Final Exam 7 Correct Questions & AnsAC is an electron flow that _________________________ - ANSWER alternates back and fourth The ______ is often used as a graphical representation of alternating current - ANSWER sine wave when a conductor rotates through one complete revolution it has ge...

Level 1 Final Review Accurate 100%(GRADED A+)Natural Gas Furnace - ANSWER Heating Method most commonly used as a heat source in cold climates Ultraviolet light - ANSWER Device used to maintain indoor air quality transfer heat from the air to the refrigerant - ANSWER purpose of evaporator in re...

HVACR Journeyman Practice Exam Accurate 100%(Scored A+) In a (direct expansion) evaporator, liquid refrigerant must boil away as close to the end of the coil as possible in order to: - ANSWER Operate at High Efficiency. What is one of the main reasons that reciprocating compressors are not 1...

Hvac Journeyman Exam Accurate Questions & Defects on gas piping or fittings shall be _____.(A) repaired(B) replaced or repaired and retested(C) repaired by a certified welder(D) ignored, as the operating pressure is much less than the air test. - ANSWER B. Fitting shall be replaced or repaired and r...

HVACR Practice Test Accurate 100%(RATED A+)What is the symbol for impedance? a. R b. I c. Z d. P - ANSWER z The safety ground conductor for A/C circuit is usually color coded ________. a. red b. green c. black d. white - ANSWER Green Resistance is _______. a. amperage b. electrical p...

HVAC Star Exam Accurate Questions & AnswersIn a chiller, the refrigerant boils by ___________. - ANSWER absorbing heat from the water passing through it The four main components of a refrigeration system are - ANSWER compressor, condenser, evaporator, & metering device The difference between a...

HVAC journeyman prep test Correct 100%(Scored A+) A listed smoke damper designed to resist the passage of smoke shall be provided at each point in a duct or air transfer opening penetrates a: (A)smoke barrier wall (B)fire rated wall (C)interior wall (D)corridor wall - ANSWER Corridor wall (IMC 6...

HVAC Journeyman Questions & Answers(Rated A+) Three tons of air conditioning is equal to how many BTUs? - ANSWER 36,000 The liquid line size is _______. - ANSWER 3/8" The discharge line should feel _____ to the touch. - ANSWER slightly warm The compressor should be on a level pad ____...

HVAC Journeyman Test Accurate 100%(RATED A+)Sensible Heat - ANSWER Heat that can be Measured Specific Heat - ANSWER The Amount of Heat Required to Raise 1 LB of a Substance 1*F Latent Heat - ANSWER Heat used to cause change of state. BTU - ANSWER amount of heat required to raise 1LB of wate...

Electricity for HVAC REVIEW Practice Test 3 True or False Accurate 100%(RATED A+) True - ANSWER Copper wire bend easily, has good mechanical strength, resists corrosion, and can be easily joined. True - ANSWER Aluminum is a good conductor of electricity, however, it has a tendency to corrode. ...

HVAC Final Quizlet 1, HVAC Final QuestioEvaporator Coil - ANSWER What component of an air conditioning system absorbs heat into the refrigerant Ventilation - ANSWER What does the V stand for in HVAC? Hot Surface Ignition - ANSWER What type of ignition is utilized by the furnaces in the shop? ...

HVAC Final Exam Accurate Questions & Answers(Rated A+) What is an HVAC System? - ANSWER all the items needed to maintain thermal comfort within a space or group of spaces What are the four components of an HVAC system? - ANSWER Fans Pumps Compressor Evaporator What is a PTAC? - ANSWER Pa...

HVAC Electrical Final Test Complete Split-phase motor PSC CSCR Shaded pole motor Resistance reading to ground from the terminal of a good compressor CSR Best starting and running single-phase compressor - ANSWER A. Uses a start and run winding B. Uses a run capacitor C. Uses ...

HVAC Final Exam Complete Questions & Answers(GRADED A+) Air Conditioning - ANSWER A process that involves heating, cooling, humidifying, dehumidifying, and cleaning air. Boiler - ANSWER Consists of a vessel or tank like container where heat is produced from the combustion fuels such as natural...

HVAC final exam, unit 15 Accurate 100%(RATED A+) A control can be which of the following? - ANSWER All of the above An example of a power consuming device would be a(n) ____ while an example of a non-power consuming device would be a(n) _____. - ANSWER Light bulb, single-pole single-throw sw...

HVAC AC FINALS Accurate Questions & A What is the relative humidity if the dry-bulb temperature is 100 f and the wet bulb temperature is 65 F - ANSWER 13% What is the dew-point temperature if the wet bulb temperature is 65°F and the dry but temperature is 100°F - ANSWER 40°F The wet-bulb a...

HVAC 105 Final Exam Complete Questions & Solutions(SCORED A+) By definition, electricity is the movement of charged particles called: - ANSWER Electrons Current flow is: - ANSWER Electron flow in a circuit Dynamic electricity is: - ANSWER The movement of electrons that creates current flow ...

HVAC Final Exam Review Questions & Answers(RATED A+) The four leading causes of death in the construction industry include electrical incidents,caught in or caught-between incidents, and___ - ANSWER Falls A sign that has a white background with a green panel with white lettering is a: - ANSWER...

HVAC Electrical Test| 100 Questions | Correct Answers(SCORED A+) Current flow is - ANSWER the flow of electrons in the circuit impedance is - ANSWER opposition to alternating current flow like charges - ANSWER repel each other Any material that will readily release electrons is called - ...

HVAC Final Exam Accurate Questions a unit is operating with a lower than normal suction pressure the probable cause is - ANSWER a restricted drier heat absorbed by the refrigerant in the evaporator is rejected at the - ANSWER condenser the components that divide the high and low side of the me...