Electricity and Magnetism Quiz

What is the SI unit of resistance in Ohm's Law?

• Farad

• Volt

• Ampere

• Ohm

Which of the following methods can be used to create electrification?

• Contact

• Friction

• Induction

• All of the above

Electrostatics:

• Concerns resting electric charges

• Concerns the mass-energy conversions of electrons

• Governs the movement of electric charges in a conductor

• Is the conversion of kinetic energy

What does Ohm's Law describe?

• The relationship between resistance and temperature

• The relationship between current, voltage, and resistance.

• The behavior of magnets in the presence of an electric field

• The relationship between current and frequency.

Which of the following is the best electric insulator?

• Aluminum

• Copper

• Nickel

• Wood

Which of the following would likely be classified as ferromagnetic material?

• Air

• Glass

• Iron

• Lead

The unit of electrostatic charge is the:

• Ampere

• Coulomb

• Electron volt

• Volt

The distinct difference between alternating current (AC) and direct current (DC) is that:

• DC can attain higher current

• DC can attain higher voltage

• DC: electron flow is in one direction

• DC electron flow varies in amplitude

If the current remains constant, what happens to the voltage when the resistance increases?

• Voltage decreases

• Voltage remains constant

• Voltage increases

• Voltage fluctuates

What is the material that behaves as an insulator and behaves as a conductor?

• Biconductor

• Dual Insulator

• Semiconductor

• Semi conductivity