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Mechanics (Metric)

Class Details

Tom Baker

Learn, or revise, kinematics, forces, moments and circular motion.

Units

Velocity and Acceleration

The meaning of velocity and acceleration, motion in one and two dimensions, relative velocity.

The meaning of velocity and acceleration.

Motion under constant acceleration: the "suvat" equations.

Motion in two dimensions under gravity; range; greatest height; time of flight.

Lesson

Relative velocity in two dimensions; points of interception and distance of closest approach.

Lesson

Forces

Diagramming forces, resolving into components, resultant forces, friction, connected particles, statics.

Lesson

Resolving a force into components in two independent directions.

Lesson
Lesson

Friction and its dependence on normal reaction. Motion under a frictional force.

Lesson
Lesson

Equilibrium of a particle under zero resultant force.

Lesson

Moments

Centres of mass; moments; equilibrium of a rigid body.

Calculating centres of mass of simple shapes from which simple holes have been cut.

Lesson

Balancing moments and forces on beams, etc. (1D problems).

Lesson

Balancing moments and forces on ladders, etc. (2D problems).