Electrical Systems bundled exams 2023 with 100% correct answers

Materials that allow electricity to flow through them easily such as copper are called correct answersConductors Materials that don't allow electricity to flow through them easily are called correct answersInsulators This is the measurement of electric current or flow of electrtons correct an...

Standard Ratings for Transformers (written on back page of NEC) correct answers15, 30, 45 ,75, 122.5, 150, 225, 300, 500, 750, 1000 ALL IN KVA (apparent power) What are the 2 types of transformers? correct answersDry type and liquid filled type Dry type transformer correct answersCommonly in...

Conductors correct answersMaterials that allow electricity to flow through thme easily such as copper are called: Insulators correct answersMaterials that dont allow electricity through them easily are called: Amp (amphere) correct answersThis is the measurement of electrical current or flow o...

What is the minimum required depth in inches for worker safety on a 120V panelboard? correct answers36 The height of the dedicated equipment space for an indoor mounted panelboard shall extend _____ feet above the panelboard or to the structural ceiling, whichever is less. correct answers6 Wha...

The drawing scale will generally be found in the _______. correct answersdrawing title block The symbol normally used for duplex receptacles is a ________. correct answerscircle with two parallel lines drawn through it Arrowheads placed in circuit lines ________. correct answersspecify home ru...

Regardless of the way it is produced, electricity is always the movement of protons in a conducting circuit. correct answersFalse Two technicians are discussing electron flow. Tech A says that in "conventional theory" current is believed to flow from positive to negative. Tech B says that in "...

Mine, power production, rolling stock (plains, trains, and automobiles). UNLESS RV is hooked up to power box or boat on boat dock correct answersNEC book does not cover Fairs, basically everything else is covered correct answersNEC book covers Temp, rough-in, finish, mechanical correct answers...

Purpose of electrical systems correct answersDevelop proper electrical voltage and frequency to operate various aircraft electrical systems/ components Electron correct answersNegatively charged part of an atom Current correct answers-The flow of electrons through a conductor -Measured in am...

Electron correct answersNegatively charged part of an atom Current correct answersThe flow of electron through a conductor. Measured in amperes(AMPS) Direct Current (DC) correct answersA continuous flow of electrons in one direction through a circuit Alternating Current (AC) correct answers...

Coal correct answers_____________- Is the natural resource responsible for the largest percentage of electrical power generation in the USA? a. natural gas b. hydropower c. coal d. nuclear power Good Insulator correct answersA _____________ is a material that has 8 electrons in the valence ...

Grounding correct answersare installed to reduce any current flow through a worker to an acceptable level by providing a low-resistance parallel shunt around the worker. correct answersGrounding controls the amount of current that will pass through a worker. Grounding conductors must be big e...

An aircraft electrical circuit control relay is.....? correct answersAn electrically operated switch. The inductor-type inverter output voltage is controlled by the.....? correct answersDC stator field current What is the most accurate type of frequency-measuring instrument? correct answersInt...

Alternating Current (AC) correct answersElectrical current tat changes direction on a cyclical basis Ammeter correct answersTest instrument to measure current flow. Ampacity correct answersMaximum current a conductor can carry without exceeding temperature rating Ampere (A) correct answersU...

When using ohms law in a three phase system the law changes slightly. What is Ohms Law for a three phase system? correct answersE=IR times (square root of 3) Total pressure equals: correct answersStatic Pressure plus Velocity pressure Another name for the mechanical or vapor compression cycle ...