CAIE IGCSE Physics 4.5.4 Force on a Current Carrying Conductor Topic Practice

Question 1

[Maximum number: 1]

An electron moves into a uniform magnetic field.
The arrow shows the initial direction of motion of the electron.
The direction of the magnetic field is into the plane of the page.

Figure for Question 1 — CAIE IGCSE Physics

In which direction does a force act on the electron when it enters the magnetic field?

A

into the page

B

out of the page

C

towards the bottom of the page

D

towards the top of the page

Question 2

[Maximum number: 1]

The diagram shows a stream of β\beta-particles travelling in a line that passes between the poles of a magnet.

Figure for Question 2 — CAIE IGCSE Physics

In which direction will the β\beta-particles be deflected by the magnet?

A

towards the N pole

B

towards the S pole

C

into the page

D

out of the page

Question 3

[Maximum number: 1]

A beam of particles moves through a magnetic field.
In which situation do the particles experience a magnetic force?

A

a beam of α\alpha-particles moving parallel to the magnetic field lines

B

a beam of electrons moving parallel to the magnetic field lines

C

a beam of β\beta-particles moving perpendicularly across the magnetic field lines

D

a beam of neutrons moving perpendicularly across the magnetic field lines

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