Volts - Study guides, Class notes & Summaries

An AC circuit consists only of a pure inductance and a power source. The relationship between the voltage and the current in this circuit is that the correct answer: current lags the voltage The power factor of a load is equal to the ____________ power divided by the ____________ power. correct answer: True ; apparent A 10-ohms and 20-ohms resistor are connected in parallel. The total line current drawn by this parallel combination is 30 amps. Under these conditions, the line voltage wil...

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 ...

ABRET EEG Review Questions & 100% Correct Answers ABRET EEG Review Questions & 100% Correct Answers The basic unit for measuring current flow is____. c weight b.Coulomb c.Volt d.Ampere - ANSWER- Ampere The basic unit of resistance is____. a.Ohm b.Coulomb c.Ampere d.Volt - ANSWER- Ohm Which of the following is not a valid expression of Ohm's law? (in this equation E (electromotive force) is the dame as V (Voltage) a. R = E I or (R = V I) b. E = I R or (V = I R) c. I = E...

SOS Mechanic Certificate - Electrical|Complete Questions with Graded A+ Answers After installing a new battery how long should you wait to allow for pcm time no need to wait As blower motor speed decreases the voltage drop across the resistance block.... increases What should you do first when replacing junction block or fuse? Unlock the battery ground cable The polarity of the voltage applied to the electromagnetic coils of an actual working DC motor is.... a commutator ...

NABCEP PV ASSOCIATE EXAM QUESTIONS & ANSWERS 2023/2024 An off-grid installation has a 1HP pump that is on 10% of the time and a 20W light that is on 100% of the time. What is the monthly energy use? - ANSWER-68KWh 1HP = 746W 746W * 0.1 * 24hours * 30days = 53712Wh 20W * 24hrs * 30days = 14400Wh 14400 + 53712 = 68112Wh 68kWh What kind of ground faults do most inverters detect? - ANSWER-DC Inverters detect dc ground faults. AC ground faults are detected on the AC side of the inverter a...

Which of the following installations are NOT covered by the NEC? -Bolivar ferry boats -Sprint towers used for cell phone signal transmission -Southwest Airlines Jets such as 737's -Reliant/HLandP power lines and equipment located in property easements along streets correct answers None of the above A continuous load is any load that operates for _______. correct answers 3 hours or more The water pump motor for a coin-operated car wash would be considered to be a _____ load. correct an...

Combustible Liquid - A liquid with a flash point ABOVE 100F 12.5 - 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 - 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 - The year of the first edition of NFPA 1033 1.5 times - ...

Which Article of the NEC covers grounding? : article 250 Which of the following is a 90 degree, explosion proof fitting? : GUAL What is a dropout plate? : Metal plate with a curved surface for cable to follow as it passes from the tray All of the following are common service voltages in the United States EXCEPT: : 372/575 3-PHASE, 4-WIRE What does a GFCI breaker do? : Opens a circuit to prevent operation of an electrical device What will happen when one or more coils in a winding are g...

TEST BANK solutions- Bushong’s Radiologic Science for Technologists, 12th Edition Chapter 01: Essential Concepts of Radiologic Science MULTIPLE CHOICE 1. Matter is measured in . a. kilograms b. joules c. electron volts d. rems ANS: A Matter is measured in kilograms. 2. Atoms and molecules are the fundamental building blocks of . a. energy b. radiation c. matter d. gravity ANS: C Atoms and molecules are the fundamental building blocks of matter. 3. Ice and steam are ...

If a circuit has a voltage of 30 volts and a current of 2 amps, what is the resistance? CORRECT ANSWER 15 ohms If a stator in wye configuration reads 120 VAC line-to -neutral, what should the line-to-line voltage be? CORRECT ANSWER 208 VAC What is the term used to refer to the common connection point/fourth terminal created when you connect a stator in wye configuration? CORRECT ANSWER Neutral The best way to integrate safety on the job site? CORRECT ANSWER Planning and checklists Th...