!curso propedéutico de fÃsica jul19

Post on 23-Jul-2022

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Unidades 1 New = 0.2248089 0.225 Lb y 1m = 3.28083 p 3.28 p 1 joule = 1N m 0.225Lb 3.28 p = 0.738 Lb - p 1 N 1m

o bien 1 Lb = 4.448222 N 4.448 N y 1 p= 0.3048 m = 30.48 cm 1 joule = 1N m 1 Lb 1 p = 0.737 Lb - p 4.448 N 0.3048 m

Σ Σ �⃗� = 𝑚�⃗�

𝜌

Δℓ = 𝛼ℓ Δ𝑇

ΔA = 2𝛼𝐴 Δ𝑇

Δ𝑉 = 3𝛼𝑉 Δ𝑇

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