Ch. 8 Key Equations - University Physics Volume 1 _ OpenStax.pdf

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Unformatted text preview: 11/1/21, 2:17 PM Ch. 8 Key Equations - University Physics Volume 1 | OpenStax Key Equations Difference of potential energy Potential energy with respect to zero of potential energy at Δ = − = − ⃗ − ⃗ Δ = ( ) ( 0 ) ⃗ 0 Gravitational potential energy near Earth’s surface () = + const. Potential energy for an ideal spring () = Work done by conservative force over a closed path closed Condition for conservative force in two dimensions ( 1 2 2 path ) = ( = + const. ∫ ⃗ cons · ⃗ = 0 ) Conservative force is the negative derivative of potential energy = − Conservation of energy with no non-conservative forces 0 = , = Δ( + ) = Δ . 1/1 ...
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