Electrical Engineering

The basic rule for an XOR gate is

The basic rule for an XOR gate is

[html]The basic rule for an XOR gate is

▸ if one or more inputs are 1, the output is 1.

▸ if one or more inputs are 1, the output is 0.

▸ if one or the other, but not both, inputs are 0, the output is 0

▸ if one or

Noar   40   1 Reply

sania24

Rectification is the process of changing

Rectification is the process of changing

Rectification is the process of changing  

▸ inputs to outputs.

▸ voltage to current.

▸ AC to DC.

▸ DC to AC.

reync89   33   1 Reply

Napoukah

Lead #3 of the transistor symbol shown is the

Lead #3 of the transistor symbol shown is the

[html]Lead #3 of the transistor symbol shown is the

usmc2rn   36   1 Reply

Zigdog4400

Lead #2 of the transistor symbol shown is the

Lead #2 of the transistor symbol shown is the

[html]Lead #2 of the transistor symbol shown is the

bananas87   30   1 Reply

relisabeth

Lead #1 of the transistor symbol shown is the

Lead #1 of the transistor symbol shown is the

[html]Lead #1 of the transistor symbol shown is the

aznmistyblue   41   1 Reply

live4outdoors

In the circuit shown, during the positive half-cycle diodes ________ conduct.

In the circuit shown, during the positive half-cycle diodes ________ conduct.

[html]In the circuit shown, during the positive half-cycle diodes ________ conduct.

jkim3464   49   1 Reply

boomers1234

For the triac variable power circuit shown, the control logic trigger circuit

For the triac variable power circuit shown, the control logic trigger circuit

[html]For the triac variable power circuit shown, the control logic trigger circuit

pmiller1129   42   1 Reply

chelz

For the triac switching circuit shown, the PLC output module serves as the

For the triac switching circuit shown, the PLC output module serves as the

[html]For the triac switching circuit shown, the PLC output module serves as the

deodeo   50   1 Reply

Bronos

For the triac lamp dimmer circuit shown, current flows through the diac

For the triac lamp dimmer circuit shown, current flows through the diac

[html]For the triac lamp dimmer circuit shown, current flows through the diac

shbensonjr   35   1 Reply

9quatroquatro9

For the transistor switching circuit shown, the transistor is used to switch the current for the

For the transistor switching circuit shown, the transistor is used to switch the current for the

[html] For the transistor switching circuit shown, the transistor is used to switch the current for the

CountrySlim84   36   1 Reply

Sirangelou

For the transistor switching circuit shown, the proximity switch, on closing

For the transistor switching circuit shown, the proximity switch, on closing

[html]For the transistor switching circuit shown, the proximity switch, on closing

jwalker824   34   1 Reply

elbrundo

For the transistor circuit shown, the output signal is taken from between the

For the transistor circuit shown, the output signal is taken from between the

[html]For the transistor circuit shown, the output signal is taken from between the

supersour   26   1 Reply

ladwer

For the transistor circuit shown, the input signal is injected between the

For the transistor circuit shown, the input signal is injected between the

[html]For the transistor circuit shown, the input signal is injected between the

rbowen87   26   1 Reply

daddyb1

For the PLC ladder logic program shown, the logic state of instruction I3 is

For the PLC ladder logic program shown, the logic state of instruction I3 is

[html]For the PLC ladder logic program shown, the logic state of instruction I3 is

jack bopp   31   1 Reply

melryandion

For the PLC ladder logic program shown, the logic state of instruction I1 is

For the PLC ladder logic program shown, the logic state of instruction I1 is

[html]For the PLC ladder logic program shown, the logic state of instruction I1 is

lovepink1122   28   1 Reply

flash33101

For the PLC ladder logic program shown, the address of the start pushbutton is

For the PLC ladder logic program shown, the address of the start pushbutton is

[html]For the PLC ladder logic program shown, the address of the start pushbutton is

jccruz   27   1 Reply

billbye

For the PLC block diagram shown, the ________ form(s) the intelligence of the system.

For the PLC block diagram shown, the ________ form(s) the intelligence of the system.

[html]For the PLC block diagram shown, the ________ form(s) the intelligence of the system.

shopaka12   35   1 Reply

madizm

For the circuit shown, when the switch is closed the voltage across the load will be

For the circuit shown, when the switch is closed the voltage across the load will be

[html]For the circuit shown, when the switch is closed the voltage across the load will be

maportil   25   1 Reply

andrewcao90

For the circuit shown, momentarily closing PB1

For the circuit shown, momentarily closing PB1

[html]For the circuit shown, momentarily closing PB1

akempire   21   1 Reply

taylor.eihausen

For the circuit shown, during the negative half-cycle of the AC input wave the

For the circuit shown, during the negative half-cycle of the AC input wave the

[html]For the circuit shown, during the negative half-cycle of the AC input wave the

dove298   27   1 Reply

dorkiexcici

An inverter

An inverter

An inverter  

▸ converts direct current to alternating current.

▸ converts alternating current to direct current.

▸ generates electricity.

▸ All of the answers are correct.

OlKu   28   1 Reply

clubber25

When you vary the armature voltage the motor produces full torque, but the speed is varied.

When you vary the armature voltage the motor produces full torque, but the speed is varied.

When you vary the armature voltage the motor produces full torque, but the speed is varied.

▸ true

▸ false

partygirl4u59   42   1 Reply

shindh02

The two capacitors used in a capacitor-start/capacitor-run split-phase motor are identical and ...

The two capacitors used in a capacitor-start/capacitor-run split-phase motor are identical and ...

The two capacitors used in a capacitor-start/capacitor-run split-phase motor are identical and therefore interchangeable.

▸ true

▸ false

jenny yehudai   29   1 Reply

browntown345

The tripping current value for an electronic overload relay is not adjustable.

The tripping current value for an electronic overload relay is not adjustable.

The tripping current value for an electronic overload relay is not adjustable.

▸ true

▸ false

cheezymac   29   1 Reply

studyinnurse

The three types of wound DC motors are the series, shunt, and compound motors.

The three types of wound DC motors are the series, shunt, and compound motors.

The three types of wound DC motors are the series, shunt, and compound motors.

▸ true

▸ false

lovepink1122   31   1 Reply

starikovs

The speed of an AC motor will increase if the number of poles on the stator winding is increased.

The speed of an AC motor will increase if the number of poles on the stator winding is increased.

The speed of an AC motor will increase if the number of poles on the stator winding is increased.  

▸ true

▸ false

drw92   27   1 Reply

aedukuye

The speed of an AC motor will increase if the frequency of the power supplying it is increased.

The speed of an AC motor will increase if the frequency of the power supplying it is increased.

The speed of an AC motor will increase if the frequency of the power supplying it is increased.  

▸ true

▸ false

cheesyboots   29   1 Reply

ggyxxcool

The single-phase motor, like the three-phase motor, operates on the principle of induction.

The single-phase motor, like the three-phase motor, operates on the principle of induction.

The single-phase motor, like the three-phase motor, operates on the principle of induction.

▸ true

▸ false

arpylzr75   41   1 Reply

Deeclaire

The locked-rotor starting currents of an induction motor can be up to six times its nameplate ...

The locked-rotor starting currents of an induction motor can be up to six times its nameplate ...

The locked-rotor starting currents of an induction motor can be up to six times its nameplate full-load current.  

▸ true

▸ false

asaini1254   30   1 Reply

josham

The direction of rotation of any three-phase motor can be changed by interchanging any two of the ...

The direction of rotation of any three-phase motor can be changed by interchanging any two of the ...

The direction of rotation of any three-phase motor can be changed by interchanging any two of the three main power lines to the motor stator.  

▸ true

▸ false

flemingpk   28   1 Reply

nursethomas

The capacitor-start split-phase motor delivers a higher starting torque and lower starting current ...

The capacitor-start split-phase motor delivers a higher starting torque and lower starting current ...

The capacitor-start split-phase motor delivers a higher starting torque and lower starting current than the split-phase motor.

▸ true

▸ false

inkster   25   1 Reply

duankong-fei

Over current protection for motor circuits is the same as that for nonmotor loads.

Over current protection for motor circuits is the same as that for nonmotor loads.

Over current protection for motor circuits is the same as that for nonmotor loads.

▸ true

▸ false

swimchk13   27   1 Reply

niecey

Most home appliance motors operate on single-phase AC power.

Most home appliance motors operate on single-phase AC power.

Most home appliance motors operate on single-phase AC power.

▸ true

▸ false

danny2012   24   1 Reply

Kimbleton

Magnetic starters are used with larger motors or where remote control is desired.

Magnetic starters are used with larger motors or where remote control is desired.

Magnetic starters are used with larger motors or where remote control is desired.

▸ true

▸ false

Jennthejelly   24   1 Reply

meowkitty813

Heating a bimetallic strip causes it to shrink.

Heating a bimetallic strip causes it to shrink.

Heating a bimetallic strip causes it to shrink.

▸ true

▸ false

berry   28   1 Reply

overlandtrail

Direct current permanent magnet motors are used in cranes to start heavy loads.

Direct current permanent magnet motors are used in cranes to start heavy loads.

Direct current permanent magnet motors are used in cranes to start heavy loads.

▸ true

▸ false

saratoga 22   29   1 Reply

duankong-fei

Direct current motors can normally operate directly from the power supplied by the electric utility ...

Direct current motors can normally operate directly from the power supplied by the electric utility ...

Direct current motors can normally operate directly from the power supplied by the electric utility system.

▸ true

▸ false

Heybonita   28   1 Reply

shanelljac204

An across-the-line motor starter is designed to apply full line voltage to the motor upon starting.

An across-the-line motor starter is designed to apply full line voltage to the motor upon starting.

An across-the-line motor starter is designed to apply full line voltage to the motor upon starting.

▸ true

▸ false

extrl83   27   1 Reply

hhorton

AC induction motors have an external voltage applied to their rotors.

AC induction motors have an external voltage applied to their rotors.

AC induction motors have an external voltage applied to their rotors.  

▸ true

▸ false

tawhid111   23   1 Reply

jchang19

A universal motor can be operated from an AC or DC power source.

A universal motor can be operated from an AC or DC power source.

A universal motor can be operated from an AC or DC power source.

▸ true

▸ false

jlg71   27   1 Reply

LaceyCGibson