Electrical Engineering

What type of hazardous waste characteristic does the symbol represent?

What type of hazardous waste characteristic does the symbol represent?

[html]What type of hazardous waste characteristic does the symbol represent?

maryanne.jones3   62   1 Reply

skysdalmts

What type of material is capable of bursting into flames?

What type of material is capable of bursting into flames?

What type of material is capable of bursting into flames?

▸ corrosive

▸ reactive

▸ flammable

▸ toxic

gyoku2302   43   1 Reply

davisdiamond

When a current imbalance as low as ________ milliamperes is sensed GFCI will activate to open the circuit.

When a current imbalance as low as ________ milliamperes is sensed GFCI will activate to open the circuit.

When a current imbalance as low as ________ milliamperes is sensed GFCI will activate to open the circuit.

▸ 1

▸ 3

▸ 5

▸ 8

kaykay41   45   1 Reply

djl4909

When lifting,

When lifting,

When lifting,

▸ lift with your legs not your back.

▸ avoid lifting and twisting at the same time.

▸ take as small a load as possible.

▸ All of the answers are correct.

doggerfresh   38   1 Reply

parrothead

When opening a disconnect switch:

When opening a disconnect switch:

When opening a disconnect switch:

▸ be sure it is not under load.

▸ stand clear of the box.

▸ face away while operating the switch.

▸ All of the answers are correct.

simmiie259   38   1 Reply

Aquarius1

As part of the lockout/tagout process, all interlocking or dependent systems must also be ...

As part of the lockout/tagout process, all interlocking or dependent systems must also be ...

As part of the lockout/tagout process, all interlocking or dependent systems must also be deactivated and de-energized.

▸ true

▸ false

drwalkinboner   37   1 Reply

Dark_Shadow

Bonding is the permanent joining of metal parts that aren't intended to carry current during normal ...

Bonding is the permanent joining of metal parts that aren't intended to carry current during normal ...

Bonding is the permanent joining of metal parts that aren't intended to carry current during normal operation.

▸ true

▸ false

zbuild007   37   1 Reply

patriciakim08

Face shields should be worn during all electrical switching operations.

Face shields should be worn during all electrical switching operations.

Face shields should be worn during all electrical switching operations.

▸ true

▸ false

teranine   37   1 Reply

kaitmaw

Grounding is the intentional connection of a current-carrying conductor to the earth.

Grounding is the intentional connection of a current-carrying conductor to the earth.

Grounding is the intentional connection of a current-carrying conductor to the earth.

▸ true

▸ false

mooncalled   43   1 Reply

oth987

Grounding is the same as bonding.

Grounding is the same as bonding.

Grounding is the same as bonding.

▸ true

▸ false

make7upurs   45   1 Reply

shanej399

Lockout/tagout devices applied by one employee can be removed by another employee.

Lockout/tagout devices applied by one employee can be removed by another employee.

Lockout/tagout devices applied by one employee can be removed by another employee.

▸ true

▸ false

djnextlevel   46   1 Reply

goodone14

Lockout/tagout devices must be installed by every authorized employee involved in the work.

Lockout/tagout devices must be installed by every authorized employee involved in the work.

Lockout/tagout devices must be installed by every authorized employee involved in the work.

▸ true

▸ false

schweet   40   1 Reply

mattloftergener

Metal hard hats are acceptable when performing electrical work.

Metal hard hats are acceptable when performing electrical work.

Metal hard hats are acceptable when performing electrical work.

▸ true

▸ false

js56154   25   1 Reply

pedro0811

Separate leather gloves are used in conjunction with rubber gloves worn to prevent the skin from ...

Separate leather gloves are used in conjunction with rubber gloves worn to prevent the skin from ...

Separate leather gloves are used in conjunction with rubber gloves worn to prevent the skin from contacting energized circuits.

▸ true

▸ false

partygirl4u59   36   1 Reply

rick32

The earth is considered an effective ground-fault current path because its resistance is very low.

The earth is considered an effective ground-fault current path because its resistance is very low.

The earth is considered an effective ground-fault current path because its resistance is very low.

▸ true

▸ false

Bpringle2000   32   1 Reply

sportzchik15

The lower the body resistance, the greater the potential electric shock hazard.

The lower the body resistance, the greater the potential electric shock hazard.

The lower the body resistance, the greater the potential electric shock hazard.

▸ true

▸ false

kincasdce123   31   1 Reply

birdnugget

A good conductor of electricity is:

A good conductor of electricity is:

A good conductor of electricity is:

▸ wood.

▸ plastic.

▸ glass.

▸ silver.

DoveNinja763537   31   1 Reply

Hello32hello3

A negative ion has:

A negative ion has:

A negative ion has:

▸ more electrons than protons.

▸ fewer electrons than protons.

▸ a complete outer electron shell.

▸ an incomplete outer electron shell.

jared8mp   34   1 Reply

capsy2

A positive ion has:

A positive ion has:

A positive ion has:

▸ more electrons than protons.

▸ fewer electrons than protons.

▸ a complete outer electron shell.

▸ an incomplete outer electron shell.

karotop02   35   1 Reply

CJWVail2

An atom possesses a neutral electric charge because:

An atom possesses a neutral electric charge because:

[html]An atom possesses a neutral electric charge because:

▸ the number of electrons equals the number of neutrons.

▸ the number of protons is greater than the number of electrons.

▸ the number of electrons is greater than the number of protons.

capriciossa   38   1 Reply

letssdoothiss

An ion is an atom that has:

An ion is an atom that has:

An ion is an atom that has:

▸ lost electrons.

▸ gained electrons.

▸ lost electrons or gained electrons.

▸ lost electrons and gained electrons.

carlvh37   35   1 Reply

miil41

Resistance is a measure of the ________ to the electron flow through a material

Resistance is a measure of the ________ to the electron flow through a material

Resistance is a measure of the ________ to the electron flow through a material

▸ direction

▸ reversal

▸ assistance

▸ opposition

arpylzr75   34   1 Reply

carducb

The field of electronics is based on the ability of semiconductors to ________ an electric signal.

The field of electronics is based on the ability of semiconductors to ________ an electric signal.

The field of electronics is based on the ability of semiconductors to ________ an electric signal.

▸ generate

▸ amplify

▸ control

▸ All of the answers are correct.

sharonfaith30   38   1 Reply

Saharak

The outer-shell electrons of an atom:

The outer-shell electrons of an atom:

The outer-shell electrons of an atom:

▸ are called valence electrons.

▸ are set free most easily.

▸ become free electrons once they are set free.

▸ All of the answers are correct.

ang359   34   1 Reply

solid1

The process by which atoms either gain or lose electrons is called

The process by which atoms either gain or lose electrons is called

The process by which atoms either gain or lose electrons is called

▸ conduction.

▸ insulation.

▸ ionization.

▸ transformation.

wilcoxj49   42   1 Reply

djbo89

Tiny particles called ________ rotate in orbits around the nucleus of an atom.

Tiny particles called ________ rotate in orbits around the nucleus of an atom.

Tiny particles called ________ rotate in orbits around the nucleus of an atom.

▸ electrons

▸ neutrons

▸ protons

▸ All of the answers are correct.

edelynpl   40   1 Reply

daoneandonly300

Voltage is a form of electrical ________ that causes free electrons to move from one atom to another.

Voltage is a form of electrical ________ that causes free electrons to move from one atom to another.

Voltage is a form of electrical ________ that causes free electrons to move from one atom to another.

▸ current

▸ resistance

▸ capacitance

▸ pressure

rosenrot   32   1 Reply

rpascua

Which of the following can be classified as a semiconductor?

Which of the following can be classified as a semiconductor?

Which of the following can be classified as a semiconductor?

▸ diode

▸ transistor

▸ integrated circuit chip

▸ All of the answers are correct.

johnnyappleseed   33   1 Reply

dmahr

A semiconductor diode passes current in one direction only.

A semiconductor diode passes current in one direction only.

A semiconductor diode passes current in one direction only.

▸ true

▸ false

yandy   24   1 Reply

bijin05

Copper is the metal most commonly used as an electric conductor.

Copper is the metal most commonly used as an electric conductor.

Copper is the metal most commonly used as an electric conductor.

▸ true

▸ false

drdoombot   25   1 Reply

hhorton

Electricity is commonly defined as the flow of free electrons through an insulator.

Electricity is commonly defined as the flow of free electrons through an insulator.

Electricity is commonly defined as the flow of free electrons through an insulator.

▸ true

▸ false

cjohns21   34   1 Reply

TanjaG

Most metals are poor conductors.

Most metals are poor conductors.

Most metals are poor conductors.

▸ true

▸ false

cacerami   38   1 Reply

jwmaro

Normally every atom contains more electrons than protons.

Normally every atom contains more electrons than protons.

Normally every atom contains more electrons than protons.

▸ true

▸ false

moreme   40   1 Reply

hfrankos

Plastic is a common semiconductor material.

Plastic is a common semiconductor material.

Plastic is a common semiconductor material.

▸ true

▸ false

Victoria87   35   1 Reply

mattyca001

Under no circumstances should a continuity checker be connected to a live circuit.

Under no circumstances should a continuity checker be connected to a live circuit.

Under no circumstances should a continuity checker be connected to a live circuit.

▸ true

▸ false

npdtan92   41   1 Reply

ggianola

Under no circumstances will an insulator permit the flow of electrons through it.

Under no circumstances will an insulator permit the flow of electrons through it.

Under no circumstances will an insulator permit the flow of electrons through it.

▸ true

▸ false

Bluffinmuffin   32   1 Reply

lizwalker

A charged object is surrounded by a(n) ________ field.

A charged object is surrounded by a(n) ________ field.

A charged object is surrounded by a(n) ________ field.

▸ magnetic

▸ electrostatic

▸ insulated

▸ open

texasmade2550   32   1 Reply

studytime

A single bolt of lightning delivers about ________ of electricity.

A single bolt of lightning delivers about ________ of electricity.

A single bolt of lightning delivers about ________ of electricity.

▸ 1 watt

▸ 100 watts

▸ 1000 watts

▸ 1 trillion watts

rsteel   37   1 Reply

chanelstar27

In the battery, or voltaic cell, electrons are transferred from one electrode to the other. The ...

In the battery, or voltaic cell, electrons are transferred from one electrode to the other. The ...

[html]In the battery, or voltaic cell, electrons are transferred from one electrode to the other. The electrode that gains electrons is:

▸ the negative terminal.

▸ the positive terminal.

▸ the electrolyte.

▸ both t

tbparker   45   1 Reply

thomas1993

Large amounts of electricity are usually produced using:

Large amounts of electricity are usually produced using:

Large amounts of electricity are usually produced using:

▸ a battery.

▸ a solar cell.

▸ a thermocouple.

▸ a generator.

remmylp   38   1 Reply

parrothead