Shales are (A) Porous (B) Permeable (C) Porous and permeable (D) Porous but not permeable

Shales are 

(A) Porous 

(B) Permeable 

(C) Porous and permeable 

(D) Porous but not permeable

by

1 Answer

Answer :

(D) Porous but not permeable

by

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To obtain cement dry powder, lime stones and shales or their slurry, is burnt in a rotary kiln at a temperature between (A) 1100° and 1200°C (B) 1200° and 1300°C (C) 1300° and 1400°C (D) 1400° and 1500°C

Description : To obtain cement dry powder, lime stones and shales or their slurry, is burnt in a rotary kiln at a temperature between (A) 1100° and 1200°C (B) 1200° and 1300°C (C) 1300° and 1400°C (D) 1400° and 1500°C

Last Answer : D

Pozzolanic properties exist in (A) Shales (B) Fly ash (C) Pumicite (D) All the above

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Calcareous and argillaceous materials used in manufacture of cement consists of (a) Lime stone (b) Chalk (c) Shales (d) All the above

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The process of diffusion of one liquid into the other through a semi permeable membrane is called (A) Viscosity (B) Osmosis (C) Surface tension (D) Cohesion

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Last Answer : Answer: Option B

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