Hvac final graded a - Study guides, Class notes & Summaries

HVAC-R Final Exam Accurate 100%(Graded volt amps - ANSWER Transformers are normally rated in? true - ANSWER An insulated jumper may be used to temporarily jump a component in an electrical circuit(true or false)? divided by 10 - ANSWER When using a 10 wrap multiplier the reading on the meter must be? ladder diagram - ANSWER An electrical line wiring diagram is often called? pictorial diagram - ANSWER A wiring diagram that shows the approximate location of components is called? cl...

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 gas, fuel oil, coal, or electric resistance heating used to produce hot water or steam. Condenser - ANSWER Refrigeration cycle component rejects heat into the atmosphere Evaporator - ANSWER Ref...

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 generated _____ flow reversals - ANSWER two the __________of alternating current is the number of complete cycles that occur in a second. - ANSWER frequency Alternating current reaches a peak at _...

HVAC final exam, unit 12 Correct 100%(Graded A+) An ampere is - ANSWER A measure of the quality of electrons flowing past a point in the electrical circuit in a given time What part of an atom moves from one atom to another? - ANSWER electron An element in an electric heating unit is applied to a 232-volt power supply. The current flow through the element is 19 amperes. What is the resistance of the element? - ANSWER 12 ohms If a conductor carrying electrical current is formed into a...

HVAC Final Exam 3 Correct Questions & AnsThe current draw in a series circuit is _____________. - ANSWER the same throughout the entire circuit The voltage drop of a series circuit is _____ - ANSWER equal to the sum of the voltage lost through each load in a circuit Two identical 115-volt light-bulbs connected in series with 240 volts would____ - ANSWER burn correctly Parallel Circuits are used in the air conditioning industry because _______ - ANSWER each load in the system needs full ...

HVAC 1 Final Exam Review Correct 100%Spiral wound gaskets are primarily used on - ANSWER high temperature high pressure systems lip type seals are used primarily - ANSWER on rotating shafts The side force applied at right angles to a bearing and shaft such as that applied from a pulley is called a - ANSWER radial load A type of anti-friction bearing is a - ANSWER ball bearing If there is darkened, yet still oily grease present on a failed bearing, a likely cause of failure is - ANSWE...

Mold Assessment Consultant Exam New Updated 2024 With Correct Questions and Answers GRADED A+ EPA's, "Mold Remediation in Schools and commercial Buildings" full containment is generally recommended for areas involving greater than _______ sq. ft of mold contamination. - 100 If using a full containment, where should your respirators should removed? - Outside decontamination chamber EPA, which of the following is NOT a cleanup method used for remediating damage to building materials...

HVAC Electrical (HVAC Excellence – ELECTRICITY) Final Test Questions and Answers Graded A+ 100%_ How many watts of power are used by a heater operating at 460 volts and drawing 5 amps? - CORRECT ANSWER-2300 watts Current flow is - CORRECT ANSWER-the flow of electrons in the circuit impedance is - CORRECT ANSWER-opposition to alternating current flow like charges - CORRECT ANSWER-repel each other Any material that will readily release electrons is called - CORRECT ANSWER-a conducto...

Green Associate The LEED ___ credential denotes general knowledge of green design, construction, and operations. Biogas ___ is generated from decomposing organic matter, such as food or animal waste, which is processed in an anaerobic digester. elimination of waste Lean process improvement is the principle of continuously improving any process through the ___ in every step of manufacturing. sustainability A(n) ___ director would be responsible for activities such as creating energy effici...

CSLB B General Practice Questions and Answers (100% Correct Answers) Latest Update 2024 (GRADED) It is better to use a leveling rod than a yard stick when using a transit because the rod is: A. Straighter B. Longer C. Easier to read D. Graduated to 64 h: longer 2. 1. Fill dirt is measured in: A. Cubic yards B. Square yards C. Cubic feet D. Square feet: cubic yards 3. 1. What backfill should be used after concrete forms have been removed? A. Silt B. Gravel C. Clay D. Sand: clay 4....