# Ch. 3 Key Equations - University Physics Volume 1 _ OpenStax.pdf

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Unformatted text preview: 10/6/2021 Ch. 3 Key Equations - University Physics Volume 1 | OpenStax Key Equations Displacement Δ = f − i Total displacement ΔTotal = Average velocity (for constant acceleration) – = Instantaneous velocity () = Average speed – Average speed = = Instantaneous speed Instantaneous speed = |()| Average acceleration – = Instantaneous acceleration () = Position from average velocity – = 0 + Average velocity – = Velocity from acceleration = 0 + Position from velocity and acceleration = 0 + 0 + Velocity from distance Velocity of free fall = 0 − (positive upward) Height of free fall = 0 + 0 − 2 Δ ∑ = Δ Δi 2 −1 2 −1 () Δ = Δ Total distance Elapsed time − 0 −0 () 0+ 2 2 = 0 (constant ) 1 2 2 + 2 ( − 0 ) 1 2 (constant ) (constant ) 2 1/2 10/6/2021 Ch. 3 Key Equations - University Physics Volume 1 | OpenStax Velocity of free fall from height 2 Velocity from acceleration () = Position from velocity () = 2 = 0 − 2( − 0 ) ∫ ∫ () + 1 () + 2 2/2 ...
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