PM Midterm 2022-2023

Name

Electricity is the flow of protons from one atom to another.

• True
• False

The chemical reaction in a battery causes a lack of electrons at the positive (+) terminal.

• True
• False

One watt is equal to one volt multiplied by one ampere.

• True
• False

A series circuit provides two or more different paths for the current to flow through.

• True
• False

To complete the electrical path to the vehicle’s battery, the vehicle’s metal frame components are often part of the electrical circuit.

• True
• False

What is the name of the formula E = I x R?

• Ampere’s law
• Ohm’s law
• Watt’s law

What is the current in a 12-volt circuit with a 6-ohm resistor connected series?

• 2 amps
• 4 amps
• 6 amps

Which type of resistor is commonly used in automotive circuits?

• fixed value
• stepped
• variable
• All the answers are correct

The unit for measuring electrical current is _____.

• amperes
• ohms
• volts