Building materials and Construction. Sheet - 12
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1) Question.
For light and ornamental casting, the most unsuitable pig iron, is
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2) Question.
The variety of pig iron used for manufacture of wrought iron, is
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3) Question.
The variety of pig iron used for the manufacture of steel by Bessemer process, is
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4) Question.
If the furnace is provided with insufficient fuel at low temperatures, the type of pig iron produced, is called
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5) Question.
Pig iron obtained from the furnance which is properly provided with fuel at a very high temperature, is called
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6) Question.
Pig iron made from heamatite ores free from sulphur, phosphorus and copper, is known as
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7) Question.
If the iron ore contains clay as an impurity, the flux added during calcination, is
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8) Question.
The operation of removal of impurities or clay adhering to iron ores, is known as
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9) Question.
Pig iron is manufactured from the ores by
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10) Question.
Depending on the chemical composition and mechanical properties, iron may be classified as
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11) Question.
The wedge shaped bricks forming an arch ring, are called
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12) Question.
The minimum thickness of walls built in cement mortar (1 : 6) for a single storey building, is
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13) Question.
The concrete slump recommended for foundations, is
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14) Question.
The concrete slump recommended for clumns, is
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15) Question.
The concrete slump recommended for beams and slabs; is
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16) Question.
The entrained concrete is used in lining walls and roofs for making
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17) Question.
The strength of brick masonry in 1 : 6 cement mortar, is
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18) Question.
The mortar in which both cement and lime are used as binding materials, is called
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19) Question.
The process of keeping concrete moist for a certain perior after its finishing, is known as
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20) Question.
The thickness of a reinforced brick partition wall, is generally kept
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