Quiz on Electromagnetic Induction

What does electromagnetism mean?

• Electricity produces magnetism

• Magnetism produces electricity

• Electricity and magnetism are unrelated

• Electricity is a form of magnetism

Who is known for the invention of the motor, generator, and transformer?

• James Clerk Maxwell

• Michael Faraday

• Nikola Tesla

• Thomas Edison

What is the induced current produced by?

• Relative motion between conductor and magnetic field

• Static magnetic fields

• High temperatures

• Constant electric fields

What does Faraday's Law state?

• Magnetic fields do not affect electric currents

• Electric fields are independent of magnetic fields

• Induced current is always constant

• Induced emf is proportional to the rate of change of magnetic flux

What does Fleming's Right Hand Rule help determine?

• Direction of induced emf

• Speed of electric currents

• Strength of magnetic fields

• Resistance in circuits

What is Lenz's Law?

• Induced current opposes the change that caused it

• Induced current enhances the change that caused it

• Induced current is always zero

• Induced current is independent of magnetic fields

What is mutual induction?

• Induction in a single coil

• Induction between two closely placed coils

• Induction in a magnetic field only

• Induction caused by a static charge

What is self-induction?

• Induction caused by external magnetic fields

• Induction of voltage in a current-carrying wire

• Induction that requires two coils

• Induction that does not involve current

What is the primary application of electromagnetic induction in generators?

• Converting mechanical energy to electrical energy

• Converting electrical energy to mechanical energy

• Storing electrical energy

• Increasing resistance in circuits

What happens to the induced emf when the speed of movement increases?

• Induced emf becomes zero

• Induced emf decreases

• Induced emf remains constant

• Induced emf increases