Building materials and Construction. Sheet - 20
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1) Question.
Good quality sand is never obtained from
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2) Question.
In a mortar, the binding material is
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3) Question.
With storage, strength of cement
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4) Question.
Soundness test of cement determines
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5) Question.
Soundness of cement is tested by
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6) Question.
If P is the percentage of water required for normal consistency, water to be added for determination of initial setting time, is
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7) Question.
The percentage of water for normal consistency, is
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8) Question.
Portland cement manufactured from pure white chalk and clay but free from iron-oxide, is known as
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9) Question.
Quick setting cement is produced by adding
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10) Question.
Rapid hardening cement attains early strength due to
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11) Question.
The compound of Portland cement which contributes to the strength after to three years is
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12) Question.
The commonly used raw material in the manufacture of cement, is
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13) Question.
The compound of Portland cement which reacts immediately with and also sets first is
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14) Question.
To retard the initial setting time of cement, the compound responsible, is
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15) Question.
Ultimate strength to cement is provided by
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16) Question.
Initial setting of cement is caused due to
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17) Question.
Good quality cement contains higher percentage of
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18) Question.
For the manufacture of Portland cement, the proportions of raw materials used, are
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19) Question.
Plaster of Paris is obtained by calcining
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20) Question.
The normal curing period for lime mortar, is:
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