If the vertical adjustment on an oscilloscope is voltage, what is the horizontal adjustment.
What is time.
100
What are you measuring when you connect a meter in parallel across a circuit.
What is voltage drop
100
What would cause a fuse to blow
What is a short to ground before the load
100
A circuit that allows current to flow and has no breaks is known as
What is closed circuit
100
Meters are too slow to capture voltage glitches, what tool would you use to see this
What is a digital storage oscilloscope
200
If you have 2 connectors in a circuit and you test at one connector with a meter voltage reading 12 volts and at the next connector your reading is 0 volts what is wrong
What is open circuit between connecors
200
Two methods to check excessive resistance in a circuit
What is voltage drop and ohms reading
200
Convert this 2.56mV to Volts.
What is .002567 volts
200
A meter placed across the 2 terminals of a door lock actuator reads source voltage when the button is pushed what 3 things does this tell you.
What is normal voltage drop, good ground, good power source.
200
Excessive heat and open circuit protection device are caused by.
What is a short circuit
300
The percentage of on time in a circuit.
What is Duty cycle
300
voltage drop across a light circuit reads 8 volts what could be wrong.
What is high resistance on the power or ground side of the circuit.
300
What tool is connected in series and the circuit powered up
What is an ammeter
300
An ohm meter and a self-powered test light can be used for this test
What is continuity
300
What tools can be used to measure frequency
What is an oscilloscope and DMM
400
This tool is used to check pulsed signals, computer circuits and contains 3 LEDs.
What is a logic probe
400
What 3 tools can be used to check a fuse.
What is a test light, voltmeter, ohmmeter
400
To test a switch you can use an ammeter or what other tool
What is an ohmmeter
400
If a sine wave represents AC power, What does a square wave represent.
What is DC power
400
If the load is off 80% of the time what is the duty cycle
What is 20%
500
A resistor that has 3 wires
What is a potentiometer
500
this is a one way check valve
What is diode
500
This device uses low current to control high current
What is a relay
500
This will control the on/off operation of a circuit
What is a switch
500
This is a complex circuit that contains transistors diodes resistors and capacitors.