Coefficient of Friction - F = ma How do we apply Newton’s Second Law (F = ma) in problems involving friction? The?coefficient of friction?combined with?F?=?ma?allows you to determine an obje...
Coefficient of Friction What is friction? Friction is a?force?between a surface and an object that acts to resist motion of the object across the surface On a horizontal surface with no forc...
Resolving Forces If a single force is applied at an angle to the?direction of motion?it will need to be?resolved?into?components?of the force that act?perpendicular?to each other. ?Why resol...
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...
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 ...
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?li...
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 wa...
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 un...
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...
