Forces (Edexcel A-Level Mathematics): Flashcards
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14 cards from this deck
Force diagram (FBD) definition
Force diagram (FBD) definition
Simplified representation showing all forces on object as vectors
Forces shown as in FBDs
Forces shown as in FBDs
Arrows (vectors)
Object represented as in FBD
Object represented as in FBD
Dot or box
Arrow length in FBD represents
Arrow length in FBD represents
Magnitude of force
Arrow direction in FBD shows
Arrow direction in FBD shows
Direction force acts
Equilibrium condition
Equilibrium condition
Forces balance to zero; constant velocity or stationary
Net force occurs when
Net force occurs when
Object accelerates; unbalanced forces
Weight force: direction & formula
Weight force: direction & formula
Downward;
Normal force acts
Normal force acts
Perpendicular to surface
Friction opposes
Friction opposes
Motion or attempted motion
Air resistance direction
Air resistance direction
Opposite to motion
Horizontal force component uses
Horizontal force component uses
Cosine of angle
Vertical force component uses
Vertical force component uses
Sine of angle