What makes a circuit - Study guides, Class notes & Summaries

HVAC Gas Heat Certification Exam (New 2024/ 2025 Update) Questions and Verified Answers 100% Correct | A Grade QUESTION Duct wrap is used to insulate round metal ducts. What is the approximate R-value for "one inch" of this insulation Answer: R= 3.0 QUESTION A category 1 natural gas furnace has a typical air temperature rise of Answer: 60°F - 120°F QUESTION A technician connects the electrical circuit to an 80,000 BTU gas furnace with a 3- ton ...

Define Voltage? - correct answer -The driving force that makes current flow in a circuit. Voltage often represented by the letter E, is also referred to as electromotive force (emf), difference of potential, or electrical pressure. Define Current? - correct answer -The movement, or flow, of electrons in a circuit. Current(I) is measured in amperes. Define Resistance? - correct answer -An electrical property that opposes the flow of current through a circuit. Resistance (R) is measured in o...

G2 Exam Quiz Bank (2024/ 2025 Update) Questions and Verified Answers| 100% Correct| Grade A Q: The STACK EFFECT in a water heater is usually caused by Answer: Short draws of water from the heater Q: A 120v power supply for a residential electrical circuit is taken from the Answer: - Load side of one branch circuit breaker and a neutral lug Q: The minimum allowable distance to be maintained from a 50,000 btuh water heater flue outlet gas regulator Answer: 3' ...

Professional Home Inspector Exam NHIE / TREC Questions and Answers Already Passed Document Content and Description Below Professional Home Inspector Exam NHIE / TREC Questions and Answers Already Passed The inspector is not required to determine ____ ___ of any system or component. -Years of age -Life expecta ncy -Make model Horizontal waste pipe should slope ____ inch per foot 1/4" per foot if < 3 inch pipe. 1/8" per foot if > or = to 3 inch pipe Drip screed Also called weep screed. U...

How is a Siemens 3 car train arranged? - Answer-DMA - T - DMB What is the difference between the DMA and DMB cars? - Answer-- DMA has the PA circuit breaker - DMB has the CCTV record circuit breaker What internal equipment is located in the cars? - Answer-- 4 doors - 2 wheelchair ramps on door 1 and 4 of motors - 2 PEIs on doors 1 and 2 - 3 CCTV - 2 PIDs - saloon lighting - 4 DDAs per motor Where is the air compressor and battery box located? - Answer-- trailer car - air compressor on...

Bakers School of Aeronautics Oral Prep What is the most important law applicable to the study of electricity? - Ohm's Law What are the elements of Ohm's Law? - Voltage, Current & Resistance What are four sources of electrical power? - Mechanical, chemical, photoelectric and thermal What does an electrical circuit consist of? - 1. a source of electrical pressure 2. resistance 3. conductors What represents capacitance in an AC circuit? - a capacitor What is the function of ...

AQA A Level PHYSICS (7408/3A) Paper 3 Section A Question Paper & Mark scheme (Merged) June 2023 [VERIFIED] A stroboscope emits bright flashes of white light. The duration of each flash and the frequency of the flashes can be varied. Table 1 shows information about the stroboscope. Table 1 Minimum Maximum Duration of each flash / μs 60 300 Frequency of flashes / Hz 1 150 The duration of each flash is T1. The time from the start of a flash to the start of the next flash is T2. The duty c...

NY State Waxing License Latest Update Graded A+ 2 layers of the dermis papillary and reticular 3 layers of the hair shaft are the Cuticle, cortex and medulla 3 stages of hair growth Anagen, catagen, and telogen A bacterium, virus, or other microorganism that can cause disease Pathogen A chronic inflammation of the skin characterized by itching and which can have moist or dry lesions Eczema A common human bacteria that can transfer through skin to skin contact or unclean imp...

Who can file and prosecute criminal charges against persons believed to have committed a crime? - Answer- County District Attorney or State Attorney General Defendant (in criminal case) - Answer- A person charged with a criminal offense In whose name are cases filed against a person charged with a criminal offense? - Answer- Cases are filed in the name of PEOPLE OF THE STATE OF CALIFORNIA against the person charged with a crime What are the US and CA Constitutional guarantees to one cha...

NAVTA Questions and Answers Already Graded A Toxocariasis The infectious disease caused by the roundworm is called: What is the condition Visceral Larva Migrans caused by? Roundworms In general, prior to termination, what should an employee be provided with? A verbal, written, and final warning The Pulse Ox helps to measure Oxygen saturation levels and pulse rate This is a potentially deadly disease caused by the bacterium Yersinia pestis: Plague When using the phone with a...