Curriculum
Course: IB Physics SL
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Curriculum

IB Physics SL

Theme A — Space, Time and Motion

0/80 Dr Dabour Hub Science Diagram and Course Material

Theme B — The Particulate Nature of Matter

0/87 Dr Dabour Hub Science Diagram and Course Material

Theme C — Wave Behaviour

0/60 Dr Dabour Hub Science Diagram and Course Material

Theme D — Fields

0/41 Dr Dabour Hub Science Diagram and Course Material

Theme E — Nuclear and Quantum Physics

0/59 Dr Dabour Hub Science Diagram and Course Material

Tools and Inquiry — IB Physics skills

0/54 Dr Dabour Hub Science Diagram and Course Material
Quiz

A.2.19 Non-Uniform Circular Motion – Check yourself

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  • Questions count: 6
  • Passing grade: B+
  • Time limit: 10 minutes
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1.
In non-uniform circular motion the acceleration
Is always towards the centre
Is tangential only
Has radial and tangential components
Is zero
2.
A mass moves in a vertical circle on a string. The tension is greatest at
The top
The sides
The bottom
Everywhere equally
3.
The minimum speed at the top of a vertical circle for a string of length r is
√(gr)
√(2gr)
√(5gr)
gr
4.
A car moving on a circle of radius 50 m has speed 10 m s⁻¹ and is speeding up at 1.5 m s⁻² along the path. The radial acceleration is
1.5 m s⁻²
2.5 m s⁻²
3.5 m s⁻²
2.0 m s⁻²
5.
The minimum speed at the bottom for completing a vertical circle on a string of radius r is
√(gr)
√(5gr)
√(3gr)
√(6gr)
6.
A tangential force acting on a body in circular motion
Does no work
Changes only direction
Provides the centripetal force
Changes the speed
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Part of Theme A — Space, Time and Motion — see every lesson and quiz in this unit.
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