Free ASVAB-SECTION-5 Exam Dumps Preview

Question 1

Single choice

This symbol represents what electronic circuit component?

1. A

   power source

2. B

   load

3. C

   transistor

4. D

   conductor

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Correct answerC

Question 2

Single choice

The outer shell of an atom is known as the ___________.

1. A

   suborbital shell

2. B

   valence shell

3. C

   final shell

4. D

   core shell

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Correct answerB

Question 3

Single choice

Carbon has 6 protons and 6 neutrons in its nucleus.

How many electrons does it have?

1. A

   0

2. B

   24

3. C

   6

4. D

   12

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Correct answerC

Question 4

Single choice

If a 120-volt current is protected by a 25-amp circuit breaker, what's the largest number of watts an appliance can safely use?

1. A

   1,200 watts

2. B

   1,800 watts

3. C

   3,000 watts

4. D

   3,600 watts

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Correct answerC

Question 5

Single choice

The symbol above is a/an __________.

1. A

   lamp

2. B

   fuse

3. C

   inductor

4. D

   bell

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Correct answerA

Question 6

Single choice

In an electrical circuit, if one wanted to reduce the current and/or divide the voltage, one would use a
___________.

1. A

   rectifier

2. B

   reducer

3. C

   reflector

4. D

   resistor

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Correct answerD

Question 7

Single choice

Two 8-ohm speakers are connected in parallel to an amplifier with a 24-volt output.

What is the voltage across each speaker?

1. A

   6 volts

2. B

   12 volts

3. C

   18 volts

4. D

   24 volts

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Correct answerD

Question 8

Single choice

The symbol in the given diagram represents a ___________.

1. A

   transducer

2. B

   resistor

3. C

   power source

4. D

   capacitor

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Correct answerD

Question 9

Single choice

What effect does a speaker wire's gauge have on speaker sound quality?

1. A

   higher gauge wires are thicker with better sound quality

2. B

   lower gauge wires are thicker with better sound quality

3. C

   lower gauge wires are thicker with lesser sound quality

4. D

   hire gauge wires are thicker with lesser sound quality

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Correct answerB

Question 10

Single choice

Impedance is represented by the symbol __________.

1. A

   XL

2. B

   R

3. C

   XC

4. D

   Z

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Correct answerD

Question 11

Single choice

The hot wire is always __________.

1. A

   blue

2. B

   green

3. C

   whitish

4. D

   black

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Correct answerD

Question 12

Single choice

Newer cell phones contain a removable memory card, which is often called a __________.

1. A

   SIM card

2. B

   DIM chip

3. C

   PIN card

4. D

   Pin chip

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Correct answerA

Question 13

Single choice

Electricians use the term low potential to refer to __________.

1. A

   electrical circuits with a low potential for overload

2. B

   building codes that reduce the risk of fire

3. C

   the likelihood of getting a raise this year

4. D

   600 watts or less

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Correct answerD

Question 14

Single choice

The electronic symbol shown below represents a(n) __________.

1. A

   Capacitor

2. B

   Transistor

3. C

   Inductor

4. D

   Diode

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Correct answerD

Question 15

Single choice

A 120 V light bulb is rated for 40 watts.

What is the light bulb's current rating?

1. A

   3 A

2. B

   1/3 A

3. C

   2 A

4. D

   1 A

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Correct answerB

Question 16

Single choice

In residential wiring, the internal grounds will be connected to an external ground, also known as
___________.

1. A

   extra ground

2. B

   Earth ground

3. C

   safe ground

4. D

   dirt ground

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Correct answerB

Question 17

Single choice

To control a light fixture from two different wall switches, you should use __________.

1. A

   a single-pole switch and a four-way switch

2. B

   two three-way switches

3. C

   two four-way switches

4. D

   two single-pole switches

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Correct answerB

Question 18

Single choice

Components of an electrical circuit that resist a change in the flow of current are known as ___________.

1. A

   self-inducing agents

2. B

   selfers

3. C

   inductors

4. D

   inducers

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Correct answerC

Question 19

Single choice

A crystal microphone uses __________.

1. A

   the piezoelectric effect

2. B

   the Doppler effect

3. C

   magnetic wavicles to operate

4. D

   a permanent magnet for resonance

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Correct answerA

Question 20

Single choice

When a circuit breaker trips, in what position will you find the operating handle?

1. A

   on position

2. B

   off position

3. C

   half way between on and off

4. D

   three-fourths of the way between the on position and the off position

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Correct answerC

Question 21

Single choice

Printed circuit boards are typically made out of __________.

1. A

   laminated paper

2. B

   fiberglass

3. C

   copper

4. D

   glass

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Correct answerB

Question 22

Single choice

How many paths of electrical flow can be found in a series circuit?

1. A

   one

2. B

   two

3. C

   two or more

4. D

   It can't be determined from the information given.

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Correct answerA

Question 23

Single choice

Most 12 V car battery are made up of six individual cells connected in series.

What is the voltage of each cell in a car battery?

1. A

   2 V

2. B

   3.5 V

3. C

   6 V

4. D

   12 V

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Correct answerA

Question 24

Single choice

A 9-volt transistor contains __________.

1. A

   1 cell

2. B

   6 cells

3. C

   9 cells

4. D

   3 cells

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Correct answerB

Question 25

Single choice

Electron flow is from __________.

1. A

   + to +

2. B

   - to +

3. C

   + to -

4. D

   - to -

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Correct answerB

Question 26

Single choice

How many volts does it take to send 99 amps of current through 99,000 ohms of resistance?

1. A

   0.009801 volts

2. B

   980.1 megavolts

3. C

   9.801 megavolts

4. D

   98.01 volts

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Correct answerC

Question 27

Single choice

An oscilloscope is typically used to analyze __________.

1. A

   resistance

2. B

   power in a circuit

3. C

   complex waveforms

4. D

   simple circuits

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Correct answerC

Question 28

Single choice

Two 16 ohm speakers are connected in parallel to an amplifier that provides a 32 volt output.

The voltage across each speaker is __________.

1. A

   2 volts

2. B

   16 volts

3. C

   64 volts

4. D

   32 volts

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Correct answerD