Chapter Quiz

  1. In a circuit, the load could be
    1. A light bulb
    2. A heater
    3. A motor
    4. All of the above
  2. This circuit is an example of a ___________ circuit.
    1. Parallel
    2. Short
    3. Series
    4. Series/parallel
  3. When a fuse is blown, it creates a closed circuit.
    1. True
    2. False
  4. When the dial on a multimeter is set to A it is reading
    1. AC amps
    2. DC amps
    3. DC current
    4. Both B and C
  5. Clamp meters are used
    1. To measure AC current
    2. To measure amps without breaking the circuit
    3. Because they are safer when working with higher voltage
    4. All of the above
  6. A ____________ can be a shock hazard after a circuit has been de-energized.
    1. Relay
    2. Fuse
    3. Resistor
    4. Capacitor
  7. When testing continuity or ohms (resistance), placing the leads on an energized circuit could damage the meter.
    1. True
    2. False
  8. What is the total resistance of this circuit?
    1. 6.67Ω
    2. 13.75Ω
    3. 25Ω
    4. 30Ω
  9. What is the current of the circuit in question #8?
    1. 0.87 amps
    2. 1.8 amps
    3. 10 amps
    4. 1.0 amps
  10. Solenoids and relays are both operated by magnetism caused by electrical current flowing through a coil.
    1. True
    2. False
  11. When voltage drops, amps will
    1. Drop
    2. Rise
    3. Voltage has no effect on amps
    4. None of the above
  12. When there is no power to a relay, the common terminal and the __________ terminal will have continuity.
    1. Normally open
    2. Normally closed
    3. Normally open and normally closed
    4. None of the above
  13. “OL” displayed on a multimeter stands for
    1. Other lead
    2. Open line
    3. Open lead
    4. Overload
  14. A short circuit can be caused by
    1. A bad ground
    2. Contact with another power source
    3. The human body
    4. All of the above
  15. If the circuit resistance is 10Ω and the current is 12 amps, what is the source voltage?
    1. 120V
    2. 240V
    3. 12V
    4. 480V