If you take a magnet and cut it in three sections between the north and south pole, then A.you have three magnets with N/S poles. B.you have two magnets.

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Presentation transcript:

If you take a magnet and cut it in three sections between the north and south pole, then A.you have three magnets with N/S poles. B.you have two magnets with N/S poles and one that is no longer a magnet. C.one magnet has a N pole only, another has a S pole only, and the middle is no longer a magnet. D.none of the above occur.

Magnetic effects can be produced by an electric current. A.True B.False

Magnetic fields exert force on moving charges. A.True B.False

Magnetic fields exert force on stationary charges. A.True B.False

The SI unit for the magnitude of a magnetic field B is the ________ RankResponses

For the magnetic field depicted to the right, the magnetic field points A.to the left B.to the right C.towards the top of the screen D.towards the bottom of the screen E.into the screen F.out of the screen

The force the magnetic field exerts on the positively charged particle points in the direction: A.to the left B.to the right C.towards the top of the screen D.towards the bottom of the screen E.into the screen F.out of the screen G.none of the above

The force exerted on a moving charged particle by a magnetic field is perpendicular to A.the direction of motion. B.the magnetic field. C.both the direction of motion and the magnetic field. D.neither the field nor the direction of motion.

In what direction does the resulting force point? A.to the left B.to the right C.towards the top of the screen D.towards the bottom of the screen E.into the screen F.out of the screen G.none of the above

In what direction does the resulting force point? A.to the left B.to the right C.towards the top of the screen D.towards the bottom of the screen E.into the screen F.out of the screen G.none of the above

In what direction does the magnetic field point? A.to the left B.to the right C.towards the top of the screen D.towards the bottom of the screen E.into the screen F.out of the screen G.none of the above

The scenario to the right is possible… A.True B.False

A particle of mass 5.00 x kg and a charge of 3.5 x C has a velocity with magnitude 2.00 x 10 5 m/s in the +y direction. It is moving in a uniform magnetic field of magnitude 0.8 T and is in the –x direction. Calculate the magnitude of the force exerted on the particle by the magnetic field (in N). RankResponses

A particle of mass 5.00 x kg and a charge of 3.5 x C has a velocity with magnitude 2.00 x 10 5 m/s in the +y direction. It is moving in a uniform magnetic field of magnitude 0.8 T and is in the –x direction. What is the direction of the magnetic force on the charged particle? A.+x B.-x C.+y D.-y E.+z F.-z