Voltage difference Study guides, Class notes & Summaries

What does an Aquastat do? - correct answer Its an automatic operating switch (normally open). Sense water temperature of a boiler and closes when temperature drops. What does a low water cut off do? - correct answer Automatic safety control (normally closed). Senses water level in the boiler. If level drops the switch opens and shuts off the gas valve. in series with gas valve.,What does a water flow switch do? - correct answer Automatic safety control (normally open). Senses water flow an...

ARDMS (RVT) Ultrasound Vascular Registry Review Questions with 100% Correct answers Ultrasound Vascular Registry Review Questions with 100% Correct answers What is the first branch of the aortic arch? Innominate artery/ Brachiocephalic Name the three branches of the aortic arch? a. Innominate artery/ Brachiocephalic b. Lt CCA c. Lt Subclavian artery The radial artery runs on what side of the forearm? Lateral side The radial artery branches to form what part of the palmar arch? Supe...

What direction does sodium want to flow? Potassium? Correct Answer-Sodium: Wants to flow *into* cell Potassium: Wants to flow *out* of cell Which ion has the largest gradient? What direction will it want to flow? Correct Answer-Calcium has a huge gradient and will go down gradient *into* the cell if possible. What is a membrane potential? What is the relative charge difference between the outside and inside of a cell? Correct Answer-Voltage difference across their plasma membranes. The in...

Gas Technician G2 License Questions and Answers Already Passed An inline Ammeter is connected In series with the device being checked As the length of an Electrical run increases, it may be necessary to Increase the Wire Size Fuses serving motor circuits should be of Time Delay Type Millivolt wiring should be isolated from Line Voltage Wiring because The Line Voltage will induce a voltage into the Millivolt Wiring Which tool is used to determine if the windings on an Electric Motor have shor...

HESI A2 HESI A2 TEST BANK QUESTIONS & ANSWERS (100% APPROVED) BEST VERSION 2023 CONGRATULATIONS! By deciding to take the Health Education Systems (HESI A2) Exam, you have taken the first step toward a great future! Of course, there is no point in taking this important examination unless you intend to do your very best in order to earn the highest grade you possibly can. That means getting yourself organized and discovering the best approaches, methods and strategies to master the ...

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...

Gas Technician G2 Exam (2024/ 2025) Questions and Verified Answers| 100% Correct| Grade A Q: On an Electrical Schematic, all operating controls are drawn: Answer: Normally Open Q: As the length of a Conductor Increases, the Voltage Drop along the Conductor: Answer: Increases Q: When a new appliance is to be installed in a typical residential basement and the Supply Wiring to it is concealed, which of the following types of wire is acceptable, and most cost effectiv...

A transmission line is operating with a voltage phase angle different of 30 degrees between the sending Vs and the receiving bus Vr. If the receiving end load is suddenly increased, the voltage phase angle difference will be? -Answer The phase angle will increase. When load is increased phase angle will increase. A load has a power factor of 0.9 lagging. If the load draws 100 MVA, what is the MW draw? - Answer 90 pf= mw/mva The high side of a delta-wye connection transformer is connected t...

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...

25-pair color code White - Blue, orange, green, brown, slate Red - Blue, orange, green, brown, slate Black - Blue, orange, green, brown, slate Yellow - Blue, orange, green, brown, slate Violet - Blue, orange, green, brown, slate Fiber color code Blue, Orange, Green, Brown, Slate, White, Red, Black, Yellow, Violet, Rose, Aqua NVP Nominal Velocity of Propagation Insertion loss The difference in the amount of power received before and after something is inserted into the circuit. Resist...