12.E: Self-Test 1
- Page ID
- 3509
\( \newcommand{\vecs}[1]{\overset { \scriptstyle \rightharpoonup} {\mathbf{#1}} } \) \( \newcommand{\vecd}[1]{\overset{-\!-\!\rightharpoonup}{\vphantom{a}\smash {#1}}} \)\(\newcommand{\id}{\mathrm{id}}\) \( \newcommand{\Span}{\mathrm{span}}\) \( \newcommand{\kernel}{\mathrm{null}\,}\) \( \newcommand{\range}{\mathrm{range}\,}\) \( \newcommand{\RealPart}{\mathrm{Re}}\) \( \newcommand{\ImaginaryPart}{\mathrm{Im}}\) \( \newcommand{\Argument}{\mathrm{Arg}}\) \( \newcommand{\norm}[1]{\| #1 \|}\) \( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\) \( \newcommand{\Span}{\mathrm{span}}\) \(\newcommand{\id}{\mathrm{id}}\) \( \newcommand{\Span}{\mathrm{span}}\) \( \newcommand{\kernel}{\mathrm{null}\,}\) \( \newcommand{\range}{\mathrm{range}\,}\) \( \newcommand{\RealPart}{\mathrm{Re}}\) \( \newcommand{\ImaginaryPart}{\mathrm{Im}}\) \( \newcommand{\Argument}{\mathrm{Arg}}\) \( \newcommand{\norm}[1]{\| #1 \|}\) \( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\) \( \newcommand{\Span}{\mathrm{span}}\)\(\newcommand{\AA}{\unicode[.8,0]{x212B}}\)
- What are multimeters used to test, in addition to amperage and voltage?
- Pressure
- Humidity
- Resistance
- Temperature
- Analog meters are more popular than digital.
- True
- False
- How many volts are in 2200 mV?
- 0.22 V
- 2.2 V
- 22 V
- 220 V
- It is important to turn the circuit off before checking voltage.
- True
- False
- What would happen if you connected the probes backwards when checking voltage?
- Damage to the DDM would occur.
- Damage to the circuit would occur.
- A negative voltage would be read.
- It doesn’t matter which way they go.
- What is one important safety technique when testing electrical circuits?
- Wearing gloves
- Wearing safety glasses
- Using the one-hand technique
- Using the two-hand technique
- The first step when using an autorange DDM is to select the range required.
- True
- False
- A circuit must be broken to test current.
- True
- False
- Is an amperage test done in series or parallel?
- Series
- Parallel
- When is it important to turn off a DDM to extend battery life?
- After checking voltage
- After checking amperage
- After checking resistance
- Never; it turns off automatically
- When the probes are touched together in a resistance test, what should the meter read?
- 0
- Infinity
- OL
- Nothing
- How many ohms are in 2.125 kΩ?
- 21.25 Ω
- 212.5 Ω
- 2125 Ω
- 21 250 Ω
- What is the name of the test used when testing a circuit for an open?
- Infinity test
- Overload test
- Continuity test
- This test cannot be done.