Mining Engineering GATE 2022 Q16: Ore Proportion & Density Function

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Mining Engineering > GATE 2022 > Mineral Processing

A deposit has the grade attribute X∈ with a density function f(x). For a cut-off grade x_c, the proportion of the ore in the deposit is given by

A

∫₀³⁰f(x)dx-∫₀^x_cf(x)dx

B

1/2 ∫₀³⁰f(x)dx-∫₀^x_cf(x)dx

C

1/2 ∫₀³⁰f(x)dx+∫₀^x_cf(x)dx

D

∫₀^x_cf(x)dx

Correct : a

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