Chapter 8 Chapter Test - Principles of Electricity

Chapter 8 Chapter Test - Principles of Electricity

University

38 Qs

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Chapter 8 Chapter Test - Principles of Electricity

Chapter 8 Chapter Test - Principles of Electricity

Assessment

Quiz

Physics

University

Practice Problem

Hard

Created by

Claire Gonzalez

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38 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of these mathematical statements describes Watt’s law?

a.Power = Voltage × Amperage

b.Power = Voltage × Resistance

c.Voltage = Power × Amperage

d.Voltage = Amperage / Power

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

According to conventional electrical theory, which way does electricity move in most commercial vehicle chassis?

a.From the negative ground, through the load, then back to the battery

b.From the "hot" insulated wire, through the load, then back to the battery

c.From negative charge potentials to positive charge potentials

d.Electrons leave the negative terminal of the battery and return through the positive post

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Consider an atom with 28 protons and 29 electrons. It could be accurately described as:

a.Aluminum

b.Negatively charged

c.Positively charged

d.Anion

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Consider the principle of Joules heating. Which of the following units of electrical measurement changes when amperage increases through a circuit?

a.Resistance

b.Voltage

c.Farads

d.Capacitance

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Consider two objects with electrical charges. Objects A and B both repel one another. What is the polarity of the charges found on the objects?

a.A is positive, B is negative.

b.A and B are both positive.

c.A is negative, B is positive.

d.A is negative, B is neutral.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Technician A says AC circuits are used in virtually all chassis circuits because a battery can easily store and supply AC current. Technician B says DC current is used to power hybrid drive electric motors. Who is correct?

a.Technician A

b.Technician B

c.Both Technician A and Technician B

d.Neither Technician A nor Technician B

7.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Technician A says AC's main advantage is that it can be transmitted farther distances with less resistance and little voltage drop. Technician B says the term resistance is used with AC circuits as well as DC circuits. Who is correct?

a.Technician A

b.Technician B

c.Both Technician A and Technician B

d.Neither Technician A nor Technician B

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