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   -Identify the Rotary switch in Figure 2 -1. A) graph (a)  B) graph (b)  C) graph (c)  D) graph (d)  E) graph (e) -Identify the Rotary switch in Figure 2 -1.


A) graph (a)
B) graph (b)
C) graph (c)
D) graph (d)
E) graph (e)

F) B) and C)
G) A) and E)

Correct Answer

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To measure the current through a resistor, place the ammeter so the current must pass through the meter.

A) True
B) False

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   -Identify the DPST switch in Figure 2 -1. A) graph (a)  B) graph (b)  C) graph (c)  D) graph (d)  E) graph (e) -Identify the DPST switch in Figure 2 -1.


A) graph (a)
B) graph (b)
C) graph (c)
D) graph (d)
E) graph (e)

F) A) and E)
G) B) and E)

Correct Answer

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A resistor color -coded with brown, black and orange bands has a value of 10,000 Ω.

A) True
B) False

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If a resistor is color coded with red, red, orange and silver bands, the resistance equals , the lower tolerance limit equals _, and the upper tolerance limit equals _ .


A) 22 kΩ, 20.9 kΩ, 23.1 kΩ
B) 22 kΩ, 21.5 kΩ, 22.4 kΩ
C) 22 kΩ, 19.8 kΩ, 24.2 kΩ
D) 22 kΩ, 17.6 kΩ, 26.4 kΩ

E) B) and C)
F) None of the above

Correct Answer

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The voltage measured directly across an open switch in a circuit will be:


A) 0 V.
B) full applied voltage.
C) unpredictable.
D) half of applied voltage.

E) A) and B)
F) None of the above

Correct Answer

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Interpret the following mixed numbers and letters 4R7 on a resistor to the correct resistance of:


A) 4.7 ohms.
B) 47 ohms.
C) 4.7 Megohms.
D) 4.7 Kilohms.

E) A) and B)
F) B) and C)

Correct Answer

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Electrons attract each other.

A) True
B) False

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False

   - if you place a voltmeter's red lead on point E and its black lead on point H, you will be measuring . A) VR5 B) VR7 C) VR4 D) VR6 - if you place a voltmeter's red lead on point E and its black lead on point H, you will be measuring .


A) VR5
B) VR7
C) VR4
D) VR6

E) B) and D)
F) None of the above

Correct Answer

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Most DMMs will measure _ _ and _.


A) voltage, current, capacitance
B) frequency, voltage, current
C) voltage, current, resistance
D) voltage, frequency, resistance

E) A) and B)
F) C) and D)

Correct Answer

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A downside of using deep -cycle batteries is


A) they are inefficient
B) they are expensive
C) they require regular maintenance
D) all of the above

E) All of the above
F) A) and B)

Correct Answer

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On a resistor with numbers and letters, the position of the letter in the sequence represents:


A) the numerical total.
B) the resistance value.
C) the decimal point.
D) the tolerance.

E) A) and B)
F) B) and D)

Correct Answer

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For electrical current to flow in a circuit, voltage must be applied to that circuit.

A) True
B) False

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If a resistor equals 1.2 Ω ±5%, its color code is _.


A) brown, red, gold, gold
B) brown, black, gold, silver
C) brown, red, silver, gold
D) brown, black, red, gold

E) A) and D)
F) B) and D)

Correct Answer

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A

What do you call a diagram that shows the electrical connections of a circuit's components?


A) a pictorial diagram
B) an electrical diagram
C) a schematic diagram
D) a block diagram

E) B) and C)
F) None of the above

Correct Answer

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A(n) is a material that has many free electrons.


A) conductor
B) poor conductor
C) semiconductor
D) insulator

E) A) and B)
F) All of the above

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   -the voltage VCE is the same as . A) VR5 B) VR6 C) VR4 + VR5 D) VR3 + VR4 -the voltage VCE is the same as .


A) VR5
B) VR6
C) VR4 + VR5
D) VR3 + VR4

E) None of the above
F) A) and B)

Correct Answer

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A SPST switch is used to control one circuit.

A) True
B) False

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   -Which switch in Figure 2 -1 is usually used to control a doorbell? A) graph (a)  B) graph (b)  C) graph (c)  D) graph (d)  E) graph (e) -Which switch in Figure 2 -1 is usually used to control a doorbell?


A) graph (a)
B) graph (b)
C) graph (c)
D) graph (d)
E) graph (e)

F) A) and C)
G) B) and E)

Correct Answer

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   -The Rotary switch in Figure 2 -1 is most likely to be used as _ _. A) a selector for different voltages in a power supply. B) a range selector switch in an analog voltmeter. C) an old manual TV channel selector. D) all of the above -The Rotary switch in Figure 2 -1 is most likely to be used as _ _.


A) a selector for different voltages in a power supply.
B) a range selector switch in an analog voltmeter.
C) an old manual TV channel selector.
D) all of the above

E) A) and D)
F) A) and C)

Correct Answer

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D

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