Curriculum
Course: IB Physics HL
time left:
:
:
Login

Curriculum

IB Physics HL

Theme A — Space, Time and Motion

0/125 Dr Dabour Hub Science Diagram and Course Material

Theme B — The Particulate Nature of Matter

0/105 Dr Dabour Hub Science Diagram and Course Material

Theme C — Wave Behaviour

0/73 Dr Dabour Hub Science Diagram and Course Material

Theme D — Fields

0/77 Dr Dabour Hub Science Diagram and Course Material

Theme E — Nuclear and Quantum Physics

0/89 Dr Dabour Hub Science Diagram and Course Material

Tools and Inquiry — IB Physics skills

0/43 Dr Dabour Hub Science Diagram and Course Material
Quiz

D.3.1 Magnetic Force on a Current-Carrying Conductor – Check yourself

Submit quiz
Once you submit, you will no longer be able to change your answers. Are you sure you want to submit the quiz?
Cancel Submit
  • Questions count: 6
  • Passing grade: B+
  • Time limit: 10 minutes
Start Quiz
1.
A straight wire in a uniform field carries a current. For which angle between the wire and the field is the force largest?
90°
0°
45°
180°
2.
A 0.20 m wire carries 5.0 A at right angles to a field of 0.40 T. What is the force?
0.16 N
2.5 N
0.80 N
0.40 N
3.
The unit tesla is equivalent to
N A m
N A−1 m−1
N A−1 m
kg A s−1
4.
The force on a current-carrying wire in a magnetic field is directed
along the field
along the wire in the direction of current
opposite to the field
perpendicular to both the wire and the field
5.
The current in a wire in a field is doubled and the field strength halved, with the same geometry. The force
is unchanged
doubles
halves
quadruples
6.
A graph of force against current for a wire in a fixed field is a straight line through the origin. The gradient equals
B / L
BL sin θ
IL
B I
  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
Part of Theme D — Fields — see every lesson and quiz in this unit.
Accepted payment methods