Mechanics key points

conservation of momentum

Newtons first law

Newtons second law

Acceleration and resultant on object moving with constant velocity?

object of mass m has what weight?

Newtons third law

Tension in string of two objects connected by light string over frictionless peg/pulley?

Acceleration of object freefalling

Only force acting on particle

Plane of projectile motion?

At time t, horizontal and vertical components of position of a particle projected at an inital velocity Ums-1 at angle * to horizontal
(PROJECTILES)

At time t, the horizontal and vertical compnents of velocity of particle projected at inital velocity Ums-1 at angle of * to horizontal is given by:

Maximum height of projectile?

At time t, a projectile released from heigh h above the ground is at the point where:

SUVAT equations

Average speed

Avg velocity

Gradient of displacement-time graph=?

Gradient of velocity-time graph=?

Area under velocity-time graph

Vector?
How resolved?

Vector quantities?

Scalar quantities?

Magnitude of displacment?
Magnitude of velocity?

Position vector, r

Avg velocity (vectors)

How to find resultant velocity

For constant acceleration, how to find?

Fcoc(Theta)

Fsin(theta)

Forces in equilibrium?

Assumptions of particle

Friction equation

Limiting equilibrium

Fr equation when object in equilibrium but not limiting equilibrium

Momentum
type of quantity
units