Resistors - Study guides, Class notes & Summaries

Elevator Mechanic Exam Review/ 216 Qs with Definitive Ans/ . 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 ...

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 major...

NEIEP 800 Final Exam Version 2 (Latest 2024 / 2025 Update) Questions and Verified Answers | 100% Correct | Grade A Q: With wye-delta, reduced current starting is accomplished without the need for _____. Answer: resistors Q: _____ run buttons should run the platform and sling at leveling speeds only. Answer: Temporary Q: A _____ _____ consists of a piston held closed by an adjustable spring and must open at a certain pressure to prevent any further increase in pressure. Answer: relief valve Q: A ...

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...

NCCER Electrical module 3 (intro to electrical circuits) Exam Questions And Answers All Verified a circuit has a source voltage of 50v and a current of 10A, what is the power in watts? - ANS 500w voltage is defined as the? - ANS driving force that makes current flow in a circuit if a circuit has 12 amps of current and the resistance is 20 ohms, the applied voltage is? - ANS 240 volts if two 10 ohm resistors are connected in series, what is the total resistance of the resistors? ...

NCATT AET TEST STUDY GUIDE PRACTICE QUESTIONS WITH REVISED AND UPDATED ANSWERS How is voltage distributed in a parallel circuit? - Answer-voltage is equal to the branches while current will be cumulative of each branch Describe the rule for current and magnetism for the left hand rule for generators - Answer-thumb = direction of motion conductor, index finger = the direction of magnetic field, middle finger = the resultant of current flow What large difference of electrical potential has...

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...

If capacitors are connected in PARALLEL their combined capacities is ______________ the sum of their individual capacities Equal to POWER is measured in Watts The COMBINED resistance of two 100 ohms resistors connected in a parallel would equal 50 ohms Ohms law can be MATHEMATICALLY expressed in which equation E=I(R) JIC symbol (rectangular figure) represents Rheostat The 4th color band on a resistor is SILVER, the measured value of resistance is within________ of the marked value 10%

Module 26104 - 20 What is the total resistance of three resistors in parallel with the values of 2Ω, 4Ω & 4Ω? 1Ω 3 MULTIPLE CHOICE OPTIONS The current flowing through a hair dryer that uses 1,200 watts of power with an applied voltage of 120V is _______? 10A. 3 MULTIPLE CHOICE OPTIONS The total resistance of four equal resistors in parallel, each with a value of 10Ω, is _______ 2.5Ω 3 MULTIPLE CHOICE OPTIONS What is the total resistance of three resistors in parallel ...

NCCER Electrical Level 1 Mod 4 Electrical Theory Which of the following is true regarding a series circuit? The current flow is the same through all resistors. Which of the following is true regarding a parallel circuit? It has more than one path for current to flow. Which of the following is true regarding a series-parallel circuit? If 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)...