Induction

Which factor will NOT affect the magnitude (size) of an induced electrical current?

• The amount of coils used

• The speed of the magnet movement

• the strength of the magnet

• The direction the magnet is moving

Tags

NGSS.HS-PS2-5

Which lightbulb will have the greatest electrical current induced?

• A

• B

• C

• D

Tags

NGSS.HS-PS2-5

How could the experimenter increase the amount of electricity being induced by this experiment?

• Increase the number of coils

• Decrease the number of coils

• Flip the magnet around

• Nothing, the amount of electricity cannot be increased

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

Which action will increase the deflection of the galvanometer pointer?

• The magnetic pole is reversed

• The number of turns of coils is increased

• The coil is made from insulated wire

• The magnet is slowly pushed into the coil

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

The voltmeter is at 0 in this image. How would you manipulate the experiment to create electricity (measured in volts)?

• Flip the magnet around so the North pole is facing out

• Move the magnet back and forth

• Take the magnet out

• Add more coils around the paper cylinder

Tags

NGSS.HS-PS2-5

Electromagnetic induction is taking place in this experiment. How much electricity is being produced?

• -10 Volts

• 10 Volts

• 100 Volts

• This question cannot be answered based on this image

Tags

NGSS.HS-PS2-5

When a conductor is moved to cut through the magnetic flux, an _______________ is produced.

• induced current

• electromotive force

• electromagnetic induction

• internal resistance

Tags

NGSS.HS-PS2-5

Electromagnetic induction is change in ___________________.

• surface area

• magnetic poles

• magnetic flux

Tags

NGSS.HS-PS2-5

Induction is a process that involves the generation of an electromotive force (EMF) across a conductor when it is exposed to a changing magnetic field. Which of the following laws explains this phenomenon?

• Ohm's Law

• Faraday's Law

• Newton's Third Law

• Coulomb's Law

Tags

NGSS.HS-PS2-5

In an experiment, a coil is moved through a magnetic field. What is the primary factor that determines the magnitude of the induced EMF in the coil?

• The speed of the coil's movement

• The color of the coil

• The temperature of the coil

• The length of the coil