Resistors Study guides, Class notes & Summaries

Which of the following is true regarding a series circuit? - correct answerThe current flow is the same through all resistors. Which of the following is true regarding a parallel circuit? - correct answerIt has more than one path for current to flow. Which of the following is true regarding a series-parallel circuit? - correct answerIf a circuit is reduced to an equivalent series circuit, the total resistance is found by adding the loads. Two branches of a circuit (R1 and R2) across a 1...

Electrostatic Discharge - Answer- What does the acronym ESD stand for? 100mA, 200mA - Answer- Current amounts between __ and __ can be lethal. Shock - Answer- What is the number one concern in regards to electrical safety? Protons, neutrons, electrons - Answer- Bohr's Atomic Model consists of what three components? Shells - Answer- Electrons are arranged in __ around the nucleus. Conductors, semi-conductors, and insulators - Answer- What are three types of materials used in elect...

A contractor wants to raise the car speed from 100fpm to 125fpm, it currently has a 12" sheave. What sheave is required? - CORRECT ANS Diam=12" 12/4=3" 25fpm=3" 100fpm + 25fpm= 12"+3"= 15" sheave A MOV (Metal Oxide Varistor) burns out. You replace it, but cannot read voltage or resistance. What should you do? - CORRECT ANS Replace it with a larger MOV On a Ward-Leonard circuit the break is set, but the motor is trying to slip through the break. What is the issue? - CORRECT ANS Suici...

Image Production - ARRT X-RAY BOARD EXAM The resistance of electric flow through a circuit is measured in: A. Volts B. Amperes C. Ohms D. Joules - ANSWER C. Ohms A circuit with a single path for electric current flow is defined as a(n): A. Parallel circuit B. Closed circuit C. Series circuit D. Open circuit - ANSWER C. Series circuit The degree of resistance provided by an individual resistor within a circuit is measure...

A contractor wants to raise the car speed from 100fpm to 125fpm, it currently has a 12" sheave. What sheave is required? - Answer- Diam=12" 12/4=3" 25fpm=3" 100fpm + 25fpm= 12"+3"= 15" sheave A MOV (Metal Oxide Varistor) burns out. You replace it, but cannot read voltage or resistance. What should you do? - Answer- Replace it with a larger MOV On a Ward-Leonard circuit the break is set, but the motor is trying to slip through the break. What is the issue? - Answer- Suicide Circuit ...

When testing a water level supervisory switch serving a pressure tank a signal shall indicate if the water level _____________from the required level (NFPA 72, Table 14.4.3.2 17 (j) (4) - rises or falls over 3 inches If combination audible/visible appliances are installed the location of the installed appliance shall be determined by the requirements of _______. (Nfpa 72 18.4.8.1) - the visible appliance What is the maximum number of 12 gauge THHN wires that can be installed in 1...

if a combination audible/visible appliances are installed, the location of the installed appliance shall be determined by the requirements of - correct answer the visible appliance what is the maximum number of 12-gaugeTHHN conductors that can be installed in 1-inch EMT - correct answer 26 Do you resistors are connected in parallel. R1 = 300 Ohms, R2 = 300 Ohms. What is the equivalent resistance? - correct answer 150 Ohms I room is 200 feet long and 100 feet wide, and the 8 foot high ce...

NETA 2 Top Exam Questions and answers, rated A+ Under what considerations can tag out without lock out be permitted? - -***&If an energy isolating device is not capable of being locked For PV systems, a(n) _____ is a device that changes direct-current input to an alternating-current output. - -Inverter Identify the contact pictured above. (NC and NO separated by a node) - -Form C When applying personal protective grounds, which end is attached first? - -***&The equipment end An ...

NEIEP 700 Final Exam Version 1 (Latest 2024 / 2025 Update) Questions and Verified Answers | 100% Correct | Grade A Q: When an elevator constructor describes a normal open contact or a making contact he or she is describing the same contact configuration. Answer: True Q: As current flows through a relay's coil _______________________ generated by the coil will pull or pick the relay's armature . Answer: Magnetic field Q: The most common relay used today is the plug type. Answer: True Q: The maj...

GCSE COMBINED SCIENCE: TRILOGY 8464/P/1H Physics Paper 1H Version: 1.0 Final *JUN238464P1H01* IB/M/Jun23/E6 8464/P/1H For Examiner’s Use Question Mark 1 2 3 4 5 6 TOTAL Thursday 25 May 2023 Morning Time allowed: 1 hour 15 minutes Materials For this paper you must have: • a ruler • a scientific calculator • the Physics Equations Sheet (enclosed). Instructions • Use black ink or black ball-point pen. • Pencil should be used for drawing. • Fill in the boxes...