Amperage and resistance - Study guides, Class notes & Summaries

NCCER 26201-20 ALTERNATING CURRENT QUESTIONS AND ANSWERS FULLY SOLVED An electric current always produces ? A magnetic field The number or cycles an alternating electric current undergoes per second is known as ? Frequency What is the peak voltage in a circuit with an RMS voltage of 120 VAC ? 170 VAC Wich of the following conditions exist in a circuit of pure resistance ? The voltage and current are in phase In a purely resistive AC circuit where 240v is applied ...

An electric current always produces ? - ANSWER A magnetic field The number or cycles an alternating electric current undergoes per second is known as ? - ANSWER Frequency What is the peak voltage in a circuit with an RMS voltage of 120 VAC ? - ANSWER 170 VAC Wich of the following conditions exist in a circuit of pure resistance ? - ANSWER The voltage and current are in phase In a purely resistive AC circuit where 240v is applied across a 10 ohm resistor, the amperage is ? - ANSWE...

ASD Exam Questions With 100% Correct Answers 2023 Category 1 - Correct Answer-Category of Water that originates from sanitary water source (Clean) Catetroy 2 - Correct Answer-Category of Water that is contaminated; may cause discomfort or sickness (Grey) Category 3 - Correct Answer-Category of Water that is grossly contaminated; includes toxins, pathogens Special Situation - Correct Answer-Regulated or hazardous materials Class 1 - Correct Answer-Class of water that has least amount...

BOMA – HVAC QUESTIONS AND ANSWERS 100% PASS Two basic categories of chillers are the compression cycle and absorption The five requirements for comfort are proper temperature, humidity, filtration, and ventilation circulation The primary function of an expansion device is to produce a reduction in the pressure on the liquid refrigerant, regulate the flow of refrigerant into the evaporator, lower the boiling point of the refrigerant far enough below the temperature of the load to g...

AHIT Final Exam 2023/2024 Questions and Answers 100% CorrectAHIT Final Exam 2023/2024 Questions and Answers 100% CorrectAHIT Final Exam 2023/2024 Questions and Answers 100% CorrectWhen should the home inspector not remove the cover (dead-front) to the main panel? - ANSWER-if the inspector gets a shock upon touching it What is a subpanel? - ANSWER-a panel that adds more circuits to the service When inspecting the fuses or breakers, the home inspector should _____. - ANSWER-compare amperage ...

minimum spacing between hull vent openings and fuel fill or vent fittings should be - ANS 15 inches thermal efficiency of a diesel engine is such that typical heat converted to useful power is approximately what percent of total heat - ANS 36% What is the primary difference between the gasoline-fueled and Jen four stroke cycle and the diesel four-stroke cycle - ANS The intake stroke only brings air into the cylinder Temperature controlled engine room exhaust blowers in a diesel powered boat are ...

Spectrum Field Tech Questions and Answers 100% Pass Current/ amperage Flow or movement of electric charges Resistor a passive two-terminal material that impedes the flow of current What is the most common workplace hazard involving electricity? Electrical shocks What is minimum approach distance? The shortest safe distance to keep from energized conductors CATV at the pole 40'' CATV at the mid-span 24'' CATV at the house 12'' Live parts of electric equipment must be guarded against ...

HVAC Electrical Midterm Exam Questions and Answers All Correct are the particles that orbit the core of an atom - Answer-electrons is the force that pushes free electrons through conductors - Answer-voltage name 3 terms meaning voltage - Answer-electromotive force (emf) potential difference and eletrical pressure a device used to generate electricity is called a - Answer-voltage source name 6 voltage sources - Answer-battery, generator, solar cell, thermocouple, alternator, tran...

Combustible Liquid - Correct answer-A liquid with a flash point ABOVE 100F 12.5 - Correct answer-If the current flowing out from an electrical panel is 12.5 amps, and it then flows through an electrical load of 1500 watts, what is the amperage of the remaining current flow of the return circuit? 1000 - Correct answer-If a hair dryer draws 8.3amps (in a home with 120-volt service), what is the wattage? *Power (P) = current (I) x voltage (V) Watts = amps x volts 1987 - Correct answer-The y...

circuit breaker mean? a. The breaker is inexpensive b. The breaker will have lots of nuisance trips c. The breaker will trip out regardless of conditions d. The breaker will only trip at 150% of its rated amperage b. 8 amps (E-11 Table XII Conductor Ampacity - Flexible Cords) - ANSWER maximum current carrying capacity for an flexible cord of 16 AWG with 2 current carrying conductors inside the engine spaces is a. 6 amps b. 8 amps c. 10 amps d. 20 amps c. only in one direction - ANS...

What is the first thing a tech should do when arriving at a no combustion call? - Answer- Ask how many times the customer reset the unit. What is the best long term solution for preventing a clogged nozzle? - Answer- -Remove any underground storage tanks. -Install a quality oil filter. -Cut the suction line 10" above the tank outlet to prevent sludge. Hot water and steam valves are interchangeable. - Answer- False When in the presence of a flame, a cad cell normally reads.. - Answe...