Curriculum
Course: IB Physics HL
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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

A.4.3 Angular Displacement, Velocity and Acceleration – Check yourself

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  • Questions count: 6
  • Passing grade: B+
  • Time limit: 10 minutes
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1.
A full revolution corresponds to an angle of
π rad
2π rad
90°
1 rad
2.
A disc turns at 5.0 rad s−1. A point 0.40 m from the axis has speed
0.80 m s−1
2.0 m s−1
12.5 m s−1
8.0 m s−1
3.
A wheel speeds up uniformly from 10 to 30 rad s−1 in 5.0 s. Angular acceleration is
2.0 rad s−2
4.0 rad s−2
6.0 rad s−2
8.0 rad s−2
4.
What does the area under an ω-t graph give?
Angular acceleration
Angular displacement
Torque
Frequency
5.
A rotation of 120 rev min−1 has angular velocity
2.0 rad s−1
4π rad s−1
120 rad s−1
240π rad s−1
6.
Two points are at 0.10 m and 0.30 m from the axis of a rotating rigid disc. Compared with the inner point, the outer point has
same ω, greater v
greater ω, same v
same ω and v
greater ω and v
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Part of Theme A — Space, Time and Motion — see every lesson and quiz in this unit.
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