F = ma - Vector Notation How is Newton’s Second Law (N2L) used with vectors? The?resultant?force?(F) and?acceleration?(a) are vectors For?forces?and?motion?in?two?dimensions,F?N?and?a?m s-2? will b...
Connected Bodies - Pulleys What is a pulley (or peg)? A?pulley?is a wheel like device that rotates as a string passes over it allowing motion of any particles attached to the string Pulleys allow a...
Connected Bodies - The Lift Problem What is the lift problem? The?lift?problem?involves objects (particles) that are?directly?in?contact?with each other – typically a?person?or?crate?in a?lift If i...
Connected Bodies - Ropes & Tow Bars What are connected bodies/particles? The phrase?connected?particles?refers to situations where?two?(or more) bodies (objects) are connected in some way. Comm...
F = ma What is Newton’s First Law of Motion (N1L)? An object at rest will stay at rest, and an object moving with constant?velocity?will continue to move with constant velocity, unless an unbalance...
Forces in 2D - Vector Notation How are forces and vectors linked? Forces?are?vectors?– they have?magnitude?and?direction. The?Magnitude?of a force is measured in Newtons and the?direction?of a forc...
Equilibrium in 2D What does two dimensions (2D) mean in mechanics? ?In?two?dimensions, a particle may be considered as existing and being able to move around two-dimensional space rather than in a ...
Equilibrium in 1D What is Newton’s First Law of Motion (N1L)? An object at rest will stay at rest, and an object moving with constant?velocity?will continue to move with constant velocity, unless a...
Force Diagrams Why do we need force diagrams? Force?diagrams?are used to help understand a given scenario and show which?forces?are acting on which?particles?and in which?direction?they are acting ...
