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

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Quiz

A.4.4 Angular Acceleration Formula – Check yourself

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  • Questions count: 6
  • Passing grade: B+
  • Time limit: 10 minutes
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1.
A wheel starts at rest and accelerates at 2.0 rad s−2 for 5.0 s. Its final angular velocity is
2.5 rad s−1
7.0 rad s−1
10 rad s−1
25 rad s−1
2.
The angle turned in the same motion is
10 rad
25 rad
50 rad
100 rad
3.
A wheel slows from 40 rad s−1 to rest in 8.0 s. The angular acceleration is
−5.0 rad s−2
5.0 rad s−2
−320 rad s−2
0.2 rad s−2
4.
Which equation is used if time is not given?
ωf = ωi + αt
θ = ½(ωi + ωf)t
ωf2 = ωi2 + 2αθ
θ = ωt
5.
A disc turns through 31.4 rad. How many revolutions is this?
5.0
10
31
62.8
6.
A wheel of radius 0.50 m accelerates uniformly so that the centre of the wheel has acceleration 2.0 m s−2 without slipping. Its angular acceleration is
1.0 rad s−2
2.0 rad s−2
4.0 rad s−2
0.25 rad s−2
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Part of Theme A — Space, Time and Motion — see every lesson and quiz in this unit.
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