BEEE Midterms Exam

Which of the following is NOT a fundamental property of matter that can be positive or negative?

• Electric charge

• Voltage

• Current

• Mass

Which of the following materials generally has the highest conductivity?

• Plastic

• Copper

• Rubber

• Wood

In a series circuit, if one component fails (open circuit), what happens to the overall functionality of the circuit?

• The circuit continues to operate normally.

• The entire circuit stops functioning.

• Only the current through the failed component is affected.

A capacitor is a passive electronic component that stores _____.

• Current

• Voltage

• Power

• Resistance

What quantity in a magnetic circuit is analogous to current in an electric circuit?

• Voltage

• Magnetic flux

• Resistance

• Electromotive force (EMF)

The positive electrode of a battery is where electrons accumulate.

• True

• False

Why is it important to measure voltage accurately when troubleshooting a circuit?

• To confirm proper component values

• To identify potential safety hazards

• To ensure component compatibility

• All of the above

Which of the following can generate a magnetic field?

• A stationary charged object

• A moving charged object

• A flowing electric current

• All of the above

A simplified way to state Faraday's Law is: voltage is induced in a conductor when _____.

• the current changes

• the magnetic field changes

• the conductor moves

• all of the above

A p-n junction diode is formed by joining two doped regions in a semiconductor material. Which types of regions are typically used?

• Donor-donor

• Donor-acceptor

• Acceptor-acceptor

• All of the above