S14 WU

If a proton moves to the right and the magnetic field points up. Where does the magnetic force point?

• Out of the page
• Downwards
• To the left
• Into the page

Tags

NGSS.HS-PS3-5

Two current carrying wires have current in the same direction. What is the direction of the force between them?

• The force between them is attractive.
• There is no force between them.
• The force direction is perpendicular to the wires.
• The force between them is repulsive.

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

The magnitude of the cross product can be determined with which trigonometric function?

• cos

• sin

• tan

• sec

A charged particle can move with constant velocity through a region containing both an electric field and a magnetic field only if the

• electric field is parallel to the magnetic field

• electric field is perpendicular to the magnetic field

• electric field is parallel to the velocity vector

• magnetic field is parallel to the velocity vector

• magnetic field is perpendicular to the velocity vector

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

The magnetic field due to a long straight wire is proportional to

• the current

• the charge

• the resistance

• the distance from the wire

Tags

NGSS.HS-PS2-5

Which of the following is true of the magnetic field in a solenoid?

• The magnetic field outside a solenoid is uniform and strong.

• The magnetic field inside a solenoid varies with distance to the center of the solenoid.

• The magnetic field in a solenoid only exists at its ends.
• The magnetic field inside a solenoid is uniform and strong.

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

You are looking down at a wire. The current is pointed at you. What is the direction of the magnetic field (from your point of view)?

• Clockwise

• Counterclockwise

• Towards you

• Away from you

Tags

NGSS.HS-PS2-5

The equation for the magnetic field inside of a wire is

• B = (μ₀I)/(2πr)

• B = (μ₀I)/(2πR)

• B = (μ₀I)/(πr²) * R

• B = (μ₀I)/(2πR²) * r

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

A charged particle is moving along the x axis. There is a magnetic field along the y direction. What is the direction for the force on the particle

• negative y direction.

• positive z direction.

• positive y direction.

• positive or negative z direction.

• negative z direction.

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-5

NGSS.HS-PS3-5

True or False: Magnetic field can do work on moving charged particles.

• True

• False

Tags

NGSS.HS-PS3-5