Deck 2: Basic Theories

Question 1

Technician A says a computer chip is an element that contains one transistor. Technician B says modern vehicles operate all onboard systems from one central processor. Who is correct?

A) A only
B) B only
C) both A and B
D) neither A nor B

Answer 1

D

Question 2

Technician A says that in a series circuit, the same current flows through each resistance. Technician B says an ammeter must be connected in series. Who is correct?

A) A only
B) B only
C) both A and B
D) neither A nor B

Answer 2

C

Question 3

When energy is released to do work, it is called potential energy.

Answer 3

False

Question 4

Chemical energy in fuel becoming thermal energy when the fuel burns is an example of the process known as energy conversion.

Question 5

Technician A says a shorted circuit can be caused by worn insulation. Technician B says an open circuit is an unwanted break that stops the current flow in a circuit. Who is correct?

A) A only
B) B only
C) both A and B
D) neither A nor B

Question 6

Both liquids and gases are compressible.

Question 7

Integrated circuits are the basic components in the electronic chips in modules and computers.

Question 8

As air becomes colder, it also becomes denser and heavier.

Question 9

The term valence ring applies to the outer ring on an atom.

Question 10

Technician A says a voltmeter is used to record resistance. Technician B says an ohmmeter is used to record electrical pressure. Who is correct?

A) A only
B) B only
C) both A and B
D) neither A nor B

Question 11

An atomic particle that has no electrical charge is called a/an:

A) proton
B) neutron
C) electron
D) nucleus

Question 12

What is true regarding liquids and gases?

A) Liquids and gases flow.
B) Gases can be compressed.
C) Liquids cannot be compressed.
D) all of the above

Question 13

Atmospheric pressure at sea level is lower than it is at 10,000 feet (3048 meters) of elevation.

Question 14

A shorted condition in an electromagnet causes the resistance to increase.

Question 15

Technician A says a transistor is an automatic electronic switch with no moving parts. Technician B says an insulator is an element with four or fewer valence electrons. Who is correct?

A) A only
B) B only
C) both A and B
D) neither A nor B

Question 16

"A body in motion remains in motion and a body at rest remains at rest unless some outside force acts on it" is Newton's first law of motion.

Question 17

While discussing Ohm's law formula: Technician A says the resistance (R) is calculated by dividing the amperes (I) into the volts (E). Technician B says the amperes (I) are calculated by dividing the resistance (R) into the volts (E). Who is correct?

A) A only
B) B only
C) both A and B
D) neither A nor B

Question 18

Technician A says the positive battery cable must be disconnected before disconnecting any electrical component on a vehicle. Technician B says if an ammeter is connected in series, meter damage may result. Who is correct?

A) A only
B) B only
C) both A and B
D) neither A nor B

Question 19

Which of the following is a circuit deficit?

A) a grounded circuit
B) an open circuit
C) both A and B
D) none of the above

Question 20

Increasing the current flow through an electromagnet causes the strength of the electromagnet to decrease.

Question 21

What do you call a material with two or more types of atoms?

Question 22

What is the smallest particle of a compound called?

Question 23

What is the measurement for the amount of electric current flowing in a circuit called?

Question 24

A car stopped at a traffic light is rear ended by another car and knocked into the intersection. Which of Newton's laws of motion does this incident illustrate?

Question 25

What is a particle with no electric charge positioned in the nucleus of an atom called?

Question 26

Mercury, copper, and oxygen are examples of chemical elements. What is the definition of an element?

Question 27

Why does a tire go flat if it is punctured?

Question 28

What is the negatively charged particle that orbits around the nucleus of an atom called?

Question 29

How is electromagnetism created and how is the force of the magnetic field increased or decreased?

Question 30

What is an element with five or more electrons on its valence ring and resists the flow of electricity called?

Question 31

What is characterized as an element with 1, 2, or 3 electrons on its valence ring, which easily allows electricity to flow?

Question 32

Why has there been in increase in demand to integrate more microprocessors into today's vehicles?

Question 33

What has these characteristics: an element with four valence electrons that has unusual characteristics when combined with some other elements?

Question 34

What is a one-way electronic control device?

Question 35

What is the process of inducing a voltage in a conductor with a moving magnetic field called?