Which of the following has the minimum absorptivity? (A) Aluminium foil (B) Coal dust (C) Refractory bricks (D) Iron plates

Which of the following has the minimum absorptivity?

(A) Aluminium foil

(B) Coal dust

(C) Refractory bricks

(D) Iron plates


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1 Answer

Answer :

(A) Aluminium foil

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