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A disc has an area of 0.32 m^2 at 20 °C, what will be its area at 100 °C? (α = 2 × 10^-6/ °C)

Monjur Alahi

A disc has an area of 0.32 m2 at 20 °C, what will be its area at 100 °C? (α = 2 × 10-6/ °C)

(A) 0.12 m2

(B) 0.32 m2

(C) 0.51 m2

(D) 0.71 m2


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Salim Ahmed Kawsar

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Correct option is: (B) 0.32 m2

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