1.

Kinetic energy K and linear momentum P are related as K = (P2 / 2m). What is the equation of the relative error Δk/k  in measurement of the K ? (mass in constant)(a) (P / ΔP) (b) 2(ΔP / P) (c) (P / 2ΔP) (d) 4(ΔP / P)

Answer»

(b) 2(ΔP / P)

Explanation:

k = (p2 / 2m)

(Δk / k) = 2(Δp / p)  



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