Wednesday 20 October 2010

Mechanics1 Momentum and impulse 20/10/10

  • Momentum = mv
  • Change in momentum
  • Impulse = Ft = Change in momentum
  • Problems involving impulse & change in momentum
  • Principle of conservation of momentum
  • Problems involving collision or particles

http://www.scribd.com/doc/39732011/Mechanics-1-Momentum-and-Impulse-201010

Wednesday 13 October 2010

Mechanics1 Connected particles 13/10/10

  • Connected particles - equal and opposite tension forces in a string
  • Treating each particle separately
  • Using F=ma where acceleration is common to both particles
  • Problems involving connected particles

http://www.scribd.com/doc/39242978/Mechanics-1-Connected-Particles-131010

Monday 11 October 2010

Mechanics1 Newton's laws 11/10/10

  • Definitions of Newton's laws
  • Using F=ma
  • Problems involving use of F=ma and equations of motion

http://www.scribd.com/doc/39103525/Mechanics-1-Newtons-Laws-111010

Wednesday 6 October 2010

Monday 4 October 2010

Mechanics1 Types of forces 04/10/10

  • Force vectors
  • Equilibrium
  • Weight, normal reaction force, tension, thrust, friction
  • Problems involving systems of forces in equilibrium
  • Using the directions parallel and perpendicular to a slope

http://www.scribd.com/doc/38684179/Mechanics-1-Types-of-Forces-041010