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2.1 force. 2.2 A central force is expressed as = F (r). Explain the significance of the (+) and (-) sign in this expression. The following are features of a central force motion. Explain what is meant by each one of them. 2.3.1 Central forces are conservative. Define what is meant by a central 2.3 Torque about the centre of the force is The areal velocity is The diagram shows a particle moving in a circular path under the influence of a central force. 2.3.2 zero. 2.3.3 constant. 2.4 www. 90° v Show that the magnitude of the angular momentum of the particle is given by: L = mr²

2.1 force. 2.2 A central force is expressed as = F (r). Explain the significance of the (+) and (-) sign in this expression. The following are features of a central force motion. Explain what is meant by each one of them. 2.3.1 Central forces are conservative. Define what is meant by a central 2.3 Torque about the centre of the force is The areal velocity is The diagram shows a particle moving in a circular path under the influence of a central force. 2.3.2 zero. 2.3.3 constant. 2.4 www. 90° v Show that the magnitude of the angular momentum of the particle is given by: L = mr²

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2.1 force. 2.2 A central force is expressed as = F (r). Explain the significance of the (+) and (-) sign in this expression. The following are features of a central force motion. Explain what is meant by each one of them. 2.3.1 Central forces are conservative. 2.3.2 zero. 2.3.3 constant. 2.4 Define what is meant by a central 2.3 Torque about the centre of the force is The areal velocity is The diagram shows a particle moving in a circular path under the influence of a central force. 90° Show that the magnitude of the angular momentum of the particle is given by: L = mr²
Transcribed Image Text:2.1 force. 2.2 A central force is expressed as = F (r). Explain the significance of the (+) and (-) sign in this expression. The following are features of a central force motion. Explain what is meant by each one of them. 2.3.1 Central forces are conservative. 2.3.2 zero. 2.3.3 constant. 2.4 Define what is meant by a central 2.3 Torque about the centre of the force is The areal velocity is The diagram shows a particle moving in a circular path under the influence of a central force. 90° Show that the magnitude of the angular momentum of the particle is given by: L = mr²
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