Electrical Controls
3 years ago
autodoc
Save
Edit
Host a game
Live GameLive
Homework
Solo Practice
Practice
40 QuestionsShow answers
  • Question 1
    60 seconds
    Q. Circuit defects are being discussed.
    Technician A says an open can be only on the ground side of the circuit.
    Technician B says an unwanted resistance can result from a corroded connector.
    Who is correct?
    answer choices
    A only
    B only
    Both A and B
    Neither A nor B
  • Question 2
    60 seconds
    Q. Testing the fuse is being discussed.
    Technician A says sometimes a visual inspection of a fuse or fusible link does not reveal that it is open.
    Technician B says to use a jumper wire to bypass the fuse in order to test the circuit.
    Who is correct?
    answer choices
    A only
    B only
    Both A and B
    Neither A nor B
  • Question 3
    60 seconds
    Q. Testing the fuse is being discussed.
    Technician A says sometimes a visual inspection of a fuse or fusible link does not reveal that it is open.
    Technician B says to use a jumper wire to bypass the fuse in order to test the circuit.
    Who is correct?
    answer choices
    A only
    B only
    Both A and B
    Neither A nor B
  • Question 4
    60 seconds
    Q. Testing of a switch is being discussed. Technician A says a switch can be tested with a voltmeter.
    Technician B says to use a fused jumper wire to see if the switch is operating.
    Who is correct?
    answer choices
    A only
    B only
    Both A and B
    Neither A nor B
  • Question 5
    60 seconds
    Q. Testing of a potentiometer is being discussed. Technician A says a voltmeter can be used if jumper wires are connected to the wire connector and sensor to gain access to the test points.
    Technician B says the wires can be pierced to test for voltage.
    Who is correct?
    answer choices
    A only
    B only
    Both A and B 
    Neither A nor B
  • Question 6
    60 seconds
    Q. A normally ____ switch will not allow current flow when it is in its rest position. A normally ____ switch will allow current flow when it is in its rest position
    answer choices
    open, closed
    closed, open
    short, ground
  • Question 7
    60 seconds
    Q. A ____is used in electronic circuits as a very fast switching device.
    answer choices
    Diode
    Relay
    Transistor
    Rectifer
  • Question 8
    60 seconds
    Q.  A ____is an electrical one-way check valve that will allow current to flow in one direction only.
    answer choices
    Diode
    Relay
    Transistor
    Rectifer
  • Question 9
    60 seconds
    Q. A ____is an electromechanical device that uses low current to control a high-current circuit.
    answer choices
    Diode
    Transistor
    Relay 
    Rectifer
  • Question 10
    60 seconds
    Q. Which of the following is the correct statement?
    answer choices
    An open means there is continuity in the circuit
    A short bypasses a portion of the circuit
    High-amperage draw indicates an open circuit
    High resistance in a circuit increases current flow.
  • Question 11
    60 seconds
    Q. Which of the following statements is/are correct?
    answer choices
    A. A zener diode is an excellent component for regulating voltage.
    B. A reverse-biased diode lasts longer than a forward-biased diode.
    C. The switches of a transistor last longer than those of a relay
    D. Both A and C
  • Question 12
    60 seconds
    Q. A magnetic pulse generator sensor creates what type of signal? 
    answer choices
    Pulse width
    Square wave
    AC signwave
    Digital
  • Question 13
    60 seconds
    Q. A NTC thermistor What will the resistance do as the temperature increases?
    answer choices
    Stay the same
    Increase
    Decrease
  • Question 14
    60 seconds
    Q. When the Processor receives an Analog signal what will it need to go to before the processor can read it? 
    answer choices
    D to A converter
    A to D converter
    Ram
    Rom
  • Question 15
    60 seconds
    Q. A potentiometer is what type of sensor?
    answer choices
    Voltage divider
    Voltage generator
    PTC
    NTC
  • Question 16
    60 seconds
    Q. A coolant temp. sensor uses a ?
    answer choices
    PTC
    NTC 
    PNP
    NPN
  • Question 17
    30 seconds
    Q.  The feedback signal tells the computer:
    answer choices
         where the component is
    how a component is responding
    all of the above
  • Question 18
    30 seconds
    Q.  Components that collect information are:
    answer choices
       Switches, sensors, senders, and sending units
    Relays, solenoids, and fuses
    All of the above
    None of the above
  • Question 19
    30 seconds
    Q.  Battery voltage can vary between ________ depending on electrical system load.
    answer choices
    8 and 18 volts
    8 and 15 volts
       6 and 12 volts
    5 and 12 volts
  • Question 20
    30 seconds
    Q.  VREF (reference voltage) is typically:
    answer choices
    8 Volts
    3 Volts
    5 Volts
    12 Volts
  • Question 21
    30 seconds
    Q. An oscilloscope is a device that shows a graphical representation of voltage verses voltage
    answer choices
    True
    False
  • Question 22
    30 seconds
    Q.  On signal return circuits adding other devices to this circuit improve the signals reliability
    answer choices
    True
    False
  • Question 23
    30 seconds
    Q. Duty cycle is the percentage of time that a voltage signal is:
    answer choices
    On
    Off
    Low
    None of the above
  • Question 24
    30 seconds
    Q. Pulse width is the amount of time that a signal is:
    answer choices
    Off 
    On 
  • Question 25
    30 seconds
    Q. Frequency is measured in:
    answer choices
    Volts
    Amps
    Hertz
    Ohms
  • Question 26
    30 seconds
    Q. Three types of input signals are:
    answer choices
    Digital, Analog DC, Analog AC
    Digital ac, Analog dc, Analog AC
    Digital AC, Analog DC, Analog DC
     Digital AC, Analog DC, Analog AC
  • Question 27
    30 seconds
    Q. A power side switch is placed:
    answer choices
    in parallel with the load
     before the load in series
    after the load in series
     none of the above
  • Question 28
    30 seconds
    Q. A switch is either
    answer choices
    On or Off
    Open or Closed
    Power or Ground
    All of the above
  • Question 29
    30 seconds
    Q. A pull down switch is a power side switch
    answer choices
    True
     False
  • Question 30
    30 seconds
    Q. A pull up switch is a ground side switch
    answer choices
    True
    False
  • Question 31
    30 seconds
    Q. Phototransistors are used as:
    answer choices
    ground side switch
    resistors 
     steering wheel and auto headlight inputs
     one of the above are incorrect
  • Question 32
    30 seconds
    Q. Technician A says that Hall Effect sensors can be tested with an ohm meter, Technician B says Hall Effect sensors cannot be tested.  Who is correct?
    answer choices
    Technician A
     Technician B
     Both
    Neither
  • Question 33
    30 seconds
    Q. Technician A says that Hall Effect sensors operate by magnetic induction. Technician B says that the magnet acts as a trigger to allow voltage to flow. Who is correct?
    answer choices
    Technician A
    Technician B
    Both
    Neither
  • Question 34
    30 seconds
    Q. A voltage divider circuit is:
    answer choices
    a parallel circuit in which the module measures voltage
    a series circuit in which the module measures the voltage
    how the reduced reference voltage is made
    none of the above
  • Question 35
    30 seconds
    Q. Technician A says that a thermal resistor is a variable resistor Technician B says that a photo resistor changes resistance with temperature. Who is correct?
    answer choices
    Technician A
    Technician B
    Both
    Neither
  • Question 36
    30 seconds
    Q. Thermistors are a type of :
    answer choices
    pull down switch
    pull up switch
    voltage divider
    potentiometer
  • Question 37
    30 seconds
    Q. Two types of sun load sensors are photo resistive and photovoltaic.
    answer choices
    True
    False
  • Question 38
    30 seconds
    Q. Potentiometers have:
    answer choices
    One wire
    Two Wire
    Three Wire
    Four Wire
  • Question 39
    30 seconds
    Q. ?Technician A says that a potentiometer is a sensor that indicates a mechanical position.  Technician B says that potentiometers get “bad spots” that will show up when it is checked with a DVOM.
    Who is correct
    answer choices
     Technician A
     Technician B
     Both
    Neither
  • Question 40
    30 seconds
    Q.  An oscilloscope is a device that shows a graphical representation of voltage verses time.
    answer choices
    True
    False
Report Quiz
Join a game